13228476 has 24 divisors (see below), whose sum is σ = 31291344. Its totient is φ = 4348800.

The previous prime is 13228441. The next prime is 13228487. The reversal of 13228476 is 67482231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6675 + ... + 8426.

It is an arithmetic number, because the mean of its divisors is an integer number (1303806).

Almost surely, 2^13228476 is an apocalyptic number.

It is an amenable number.

13228476 is an abundant number, since it is smaller than the sum of its proper divisors (18062868).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13228476 is a wasteful number, since it uses less digits than its factorization.

13228476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15181 (or 15179 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

The square root of 13228476 is about 3637.0971941921. The cubic root of 13228476 is about 236.5029730536.

The spelling of 13228476 in words is "thirteen million, two hundred twenty-eight thousand, four hundred seventy-six".