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4426212 = 2237232979
BaseRepresentation
bin10000111000100111100100
322022212121210
4100320213210
52113114322
6234511420
752423260
oct20704744
98285553
104426212
11255352a
121595570
13bbc87b
148330a0
155c670c
hex4389e4

4426212 has 96 divisors (see below), whose sum is σ = 12902400. Its totient is φ = 1153152.

The previous prime is 4426193. The next prime is 4426223. The reversal of 4426212 is 2126244.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55989 + ... + 56067.

It is an arithmetic number, because the mean of its divisors is an integer number (134400).

Almost surely, 24426212 is an apocalyptic number.

4426212 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4426212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6451200).

4426212 is an abundant number, since it is smaller than the sum of its proper divisors (8476188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4426212 is a wasteful number, since it uses less digits than its factorization.

4426212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145 (or 143 counting only the distinct ones).

The product of its digits is 768, while the sum is 21.

The square root of 4426212 is about 2103.8564589819. The cubic root of 4426212 is about 164.1890047792.

Subtracting from 4426212 its reverse (2126244), we obtain a cube (2299968 = 1323).

The spelling of 4426212 in words is "four million, four hundred twenty-six thousand, two hundred twelve".

Divisors: 1 2 3 4 6 7 12 14 21 23 28 29 42 46 58 69 79 84 87 92 116 138 158 161 174 203 237 276 316 322 348 406 474 483 553 609 644 667 812 948 966 1106 1218 1334 1659 1817 1932 2001 2212 2291 2436 2668 3318 3634 4002 4582 4669 5451 6636 6873 7268 8004 9164 9338 10902 12719 13746 14007 16037 18676 21804 25438 27492 28014 32074 38157 48111 50876 52693 56028 64148 76314 96222 105386 152628 158079 192444 210772 316158 368851 632316 737702 1106553 1475404 2213106 4426212