13622636 has 12 divisors (see below), whose sum is σ = 23913960. Its totient is φ = 6790080.

The previous prime is 13622633. The next prime is 13622669. The reversal of 13622636 is 63622631.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 13622599 and 13622608.

It is not an unprimeable number, because it can be changed into a prime (13622633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3821 + ... + 6468.

It is an arithmetic number, because the mean of its divisors is an integer number (1992830).

Almost surely, 2^13622636 is an apocalyptic number.

It is an amenable number.

13622636 is a deficient number, since it is larger than the sum of its proper divisors (10291324).

13622636 is a wasteful number, since it uses less digits than its factorization.

13622636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10624 (or 10622 counting only the distinct ones).

The product of its digits is 7776, while the sum is 29.

The square root of 13622636 is about 3690.8855306010. The cubic root of 13622636 is about 238.8289948118.

The spelling of 13622636 in words is "thirteen million, six hundred twenty-two thousand, six hundred thirty-six".