13622604 has 12 divisors (see below), whose sum is σ = 31786104. Its totient is φ = 4540864.

The previous prime is 13622597. The next prime is 13622633. The reversal of 13622604 is 40622631.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 567597 + ... + 567620.

It is an arithmetic number, because the mean of its divisors is an integer number (2648842).

Almost surely, 2^13622604 is an apocalyptic number.

It is an amenable number.

13622604 is an abundant number, since it is smaller than the sum of its proper divisors (18163500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13622604 is a wasteful number, since it uses less digits than its factorization.

13622604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135224 (or 1135222 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 13622604 is about 3690.8811955954. The cubic root of 13622604 is about 238.8288078060.

The spelling of 13622604 in words is "thirteen million, six hundred twenty-two thousand, six hundred four".