13616625 has 32 divisors (see below), whose sum is σ = 24725376. Its totient is φ = 6600000.

The previous prime is 13616599. The next prime is 13616641. The reversal of 13616625 is 52661631.

It is not a de Polignac number, because 13616625 - 2¹⁷ = 13485553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13616592 and 13616601.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2475 + ... + 5775.

It is an arithmetic number, because the mean of its divisors is an integer number (772668).

Almost surely, 2^13616625 is an apocalyptic number.

13616625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13616625 is a deficient number, since it is larger than the sum of its proper divisors (11108751).

13616625 is a wasteful number, since it uses less digits than its factorization.

13616625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3330 (or 3320 counting only the distinct ones).

The product of its digits is 6480, while the sum is 30.

The square root of 13616625 is about 3690.0711375257. The cubic root of 13616625 is about 238.7938618098.

It can be divided in two parts, 13616 and 625, that added together give a palindrome (14241).

The spelling of 13616625 in words is "thirteen million, six hundred sixteen thousand, six hundred twenty-five".