13625974 has 4 divisors (see below), whose sum is σ = 20438964. Its totient is φ = 6812986.

The previous prime is 13625951. The next prime is 13626001. The reversal of 13625974 is 47952631.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3406492 + ... + 3406495.

It is an arithmetic number, because the mean of its divisors is an integer number (5109741).

Almost surely, 2^13625974 is an apocalyptic number.

13625974 is a deficient number, since it is larger than the sum of its proper divisors (6812990).

13625974 is an equidigital number, since it uses as much as digits as its factorization.

13625974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6812989.

The product of its digits is 45360, while the sum is 37.

The square root of 13625974 is about 3691.3376979084. The cubic root of 13625974 is about 238.8485002408.

The spelling of 13625974 in words is "thirteen million, six hundred twenty-five thousand, nine hundred seventy-four".