12372916 has 12 divisors (see below), whose sum is σ = 21949732. Its totient is φ = 6101568.

The previous prime is 12372907. The next prime is 12372929. The reversal of 12372916 is 61927321.

It can be written as a sum of positive squares in 2 ways, for example, as 3348900 + 9024016 = 1830^2 + 3004^2 .

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20895 + ... + 21478.

Almost surely, 2^12372916 is an apocalyptic number.

It is an amenable number.

12372916 is a deficient number, since it is larger than the sum of its proper divisors (9576816).

12372916 is a wasteful number, since it uses less digits than its factorization.

12372916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42450 (or 42448 counting only the distinct ones).

The product of its digits is 4536, while the sum is 31.

The square root of 12372916 is about 3517.5156005340. The cubic root of 12372916 is about 231.2902655962.

The spelling of 12372916 in words is "twelve million, three hundred seventy-two thousand, nine hundred sixteen".