12522508 has 6 divisors (see below), whose sum is σ = 21914396. Its totient is φ = 6261252.

The previous prime is 12522487. The next prime is 12522529. The reversal of 12522508 is 80522521.

It is an interprime number because it is at equal distance from previous prime (12522487) and next prime (12522529).

It is a super-2 number, since 2×12522508² = 313626413220128, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1565310 + ... + 1565317.

Almost surely, 2^12522508 is an apocalyptic number.

It is an amenable number.

12522508 is a deficient number, since it is larger than the sum of its proper divisors (9391888).

12522508 is a wasteful number, since it uses less digits than its factorization.

12522508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3130631 (or 3130629 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 12522508 is about 3538.7155861979. The cubic root of 12522508 is about 232.2186553314.

The spelling of 12522508 in words is "twelve million, five hundred twenty-two thousand, five hundred eight".