12552916 has 24 divisors (see below), whose sum is σ = 22838760. Its totient is φ = 6031872.

The previous prime is 12552907. The next prime is 12552931. The reversal of 12552916 is 61925521.

It can be written as a sum of positive squares in 4 ways, for example, as 2016400 + 10536516 = 1420^2 + 3246^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12696 + ... + 13648.

It is an arithmetic number, because the mean of its divisors is an integer number (951615).

Almost surely, 2^12552916 is an apocalyptic number.

It is an amenable number.

12552916 is a deficient number, since it is larger than the sum of its proper divisors (10285844).

12552916 is a wasteful number, since it uses less digits than its factorization.

12552916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083 (or 1081 counting only the distinct ones).

The product of its digits is 5400, while the sum is 31.

The square root of 12552916 is about 3543.0094552513. The cubic root of 12552916 is about 232.4064664044.

The spelling of 12552916 in words is "twelve million, five hundred fifty-two thousand, nine hundred sixteen".