13557226 has 8 divisors (see below), whose sum is σ = 20482560. Its totient is φ = 6729708.

The previous prime is 13557217. The next prime is 13557251. The reversal of 13557226 is 62275531.

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

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, 24106 + ... + 24661.

It is an arithmetic number, because the mean of its divisors is an integer number (2560320).

Almost surely, 2^13557226 is an apocalyptic number.

13557226 is a deficient number, since it is larger than the sum of its proper divisors (6925334).

13557226 is a wasteful number, since it uses less digits than its factorization.

13557226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48908.

The product of its digits is 12600, while the sum is 31.

The square root of 13557226 is about 3682.0138511418. The cubic root of 13557226 is about 238.4461302299.

The spelling of 13557226 in words is "thirteen million, five hundred fifty-seven thousand, two hundred twenty-six".