12633604 has 6 divisors (see below), whose sum is σ = 22108814. Its totient is φ = 6316800.

The previous prime is 12633581. The next prime is 12633623. The reversal of 12633604 is 40633621.

It can be written as a sum of positive squares in only one way, i.e., 12616704 + 16900 = 3552^2 + 130^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1579197 + ... + 1579204.

Almost surely, 2^12633604 is an apocalyptic number.

It is an amenable number.

12633604 is a deficient number, since it is larger than the sum of its proper divisors (9475210).

12633604 is a wasteful number, since it uses less digits than its factorization.

12633604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3158405 (or 3158403 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 12633604 is about 3554.3781453301. The cubic root of 12633604 is about 232.9033596290.

It can be divided in two parts, 12 and 633604, that added together give a square (633616 = 796²).

The spelling of 12633604 in words is "twelve million, six hundred thirty-three thousand, six hundred four".