13626406 has 8 divisors (see below), whose sum is σ = 20825424. Its totient is φ = 6684600.

The previous prime is 13626257. The next prime is 13626407. The reversal of 13626406 is 60462631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13626407) 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, 64170 + ... + 64381.

It is an arithmetic number, because the mean of its divisors is an integer number (2603178).

Almost surely, 2^13626406 is an apocalyptic number.

13626406 is a deficient number, since it is larger than the sum of its proper divisors (7199018).

13626406 is a wasteful number, since it uses less digits than its factorization.

13626406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128606.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 13626406 is about 3691.3962128170. The cubic root of 13626406 is about 238.8510243775.

The spelling of 13626406 in words is "thirteen million, six hundred twenty-six thousand, four hundred six".