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1942212 = 2232331227
BaseRepresentation
bin111011010001011000100
310122200012210
413122023010
5444122322
6105343420
722336266
oct7321304
93580183
101942212
111107238
12797b70
1353004c
14387b36
1528570c
hex1da2c4

1942212 has 48 divisors (see below), whose sum is σ = 4902912. Its totient is φ = 596640.

The previous prime is 1942207. The next prime is 1942273. The reversal of 1942212 is 2122491.

Its product of digits (288) is a multiple of the sum of its prime factors (288).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8443 + ... + 8669.

It is an arithmetic number, because the mean of its divisors is an integer number (102144).

21942212 is an apocalyptic number.

1942212 is a gapful number since it is divisible by the number (12) 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 1942212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2451456).

1942212 is an abundant number, since it is smaller than the sum of its proper divisors (2960700).

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

1942212 is a wasteful number, since it uses less digits than its factorization.

1942212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288 (or 286 counting only the distinct ones).

The product of its digits is 288, while the sum is 21.

The square root of 1942212 is about 1393.6326632223. The cubic root of 1942212 is about 124.7667543759.

The spelling of 1942212 in words is "one million, nine hundred forty-two thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 23 31 46 62 69 92 93 124 138 186 227 276 372 454 681 713 908 1362 1426 2139 2724 2852 4278 5221 7037 8556 10442 14074 15663 20884 21111 28148 31326 42222 62652 84444 161851 323702 485553 647404 971106 1942212