12653552 has 20 divisors (see below), whose sum is σ = 24707496. Its totient is φ = 6277440.

The previous prime is 12653551. The next prime is 12653579. The reversal of 12653552 is 25535621.

It is a happy number.

It is a super-2 number, since 2×12653552² = 320224756433408, which contains 22 as substring.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12653551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 923 + ... + 5114.

Almost surely, 2^12653552 is an apocalyptic number.

It is an amenable number.

12653552 is a deficient number, since it is larger than the sum of its proper divisors (12053944).

12653552 is a wasteful number, since it uses less digits than its factorization.

12653552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6176 (or 6170 counting only the distinct ones).

The product of its digits is 9000, while the sum is 29.

The square root of 12653552 is about 3557.1831552508. The cubic root of 12653552 is about 233.0258771385.

The spelling of 12653552 in words is "twelve million, six hundred fifty-three thousand, five hundred fifty-two".