12604642 has 16 divisors (see below), whose sum is σ = 19753920. Its totient is φ = 6025968.

The previous prime is 12604639. The next prime is 12604649. The reversal of 12604642 is 24640621.

It is not an unprimeable number, because it can be changed into a prime (12604649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2923 + ... + 5809.

It is an arithmetic number, because the mean of its divisors is an integer number (1234620).

Almost surely, 2^12604642 is an apocalyptic number.

12604642 is a deficient number, since it is larger than the sum of its proper divisors (7149278).

12604642 is a wasteful number, since it uses less digits than its factorization.

12604642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2985.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 12604642 is about 3550.3016773226. The cubic root of 12604642 is about 232.7252497734.

The spelling of 12604642 in words is "twelve million, six hundred four thousand, six hundred forty-two".