12436942 has 16 divisors (see below), whose sum is σ = 21640320. Its totient is φ = 5250168.

The previous prime is 12436913. The next prime is 12436943. The reversal of 12436942 is 24963421.

It is a happy number.

It is a super-2 number, since 2×12436942² = 309355052622728, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12436943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5692 + ... + 7567.

It is an arithmetic number, because the mean of its divisors is an integer number (1352520).

Almost surely, 2^12436942 is an apocalyptic number.

12436942 is a deficient number, since it is larger than the sum of its proper divisors (9203378).

12436942 is a wasteful number, since it uses less digits than its factorization.

12436942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13335.

The product of its digits is 10368, while the sum is 31.

The square root of 12436942 is about 3526.6048828867. The cubic root of 12436942 is about 231.6885311961.

The spelling of 12436942 in words is "twelve million, four hundred thirty-six thousand, nine hundred forty-two".