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4212201 = 37792539
BaseRepresentation
bin10000000100010111101001
321221000001110
4100010113221
52034242301
6230140533
750542320
oct20042751
97830043
104212201
112417764
1214b1749
13b46336
147b90b7
155830d6
hex4045e9

4212201 has 16 divisors (see below), whose sum is σ = 6502400. Its totient is φ = 2375568.

The previous prime is 4212199. The next prime is 4212203. The reversal of 4212201 is 1022124.

It is an interprime number because it is at equal distance from previous prime (4212199) and next prime (4212203).

It is not a de Polignac number, because 4212201 - 21 = 4212199 is a prime.

It is a super-4 number, since 4×42122014 (a number of 28 digits) contains 4444 as substring.

It is a Duffinian number.

4212201 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4212203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 390 + ... + 2928.

It is an arithmetic number, because the mean of its divisors is an integer number (406400).

Almost surely, 24212201 is an apocalyptic number.

It is an amenable number.

4212201 is a deficient number, since it is larger than the sum of its proper divisors (2290199).

4212201 is a wasteful number, since it uses less digits than its factorization.

4212201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2628.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 4212201 is about 2052.3647336670. The cubic root of 4212201 is about 161.4989472338.

Adding to 4212201 its reverse (1022124), we get a palindrome (5234325).

The spelling of 4212201 in words is "four million, two hundred twelve thousand, two hundred one".

Divisors: 1 3 7 21 79 237 553 1659 2539 7617 17773 53319 200581 601743 1404067 4212201