13504976 has 10 divisors (see below), whose sum is σ = 26165922. Its totient is φ = 6752480.

The previous prime is 13504943. The next prime is 13504999. The reversal of 13504976 is 67940531.

It can be written as a sum of positive squares in only one way, i.e., 9985600 + 3519376 = 3160^2 + 1876^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 422015 + ... + 422046.

Almost surely, 2^13504976 is an apocalyptic number.

13504976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13504976 is a deficient number, since it is larger than the sum of its proper divisors (12660946).

13504976 is an equidigital number, since it uses as much as digits as its factorization.

13504976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 844069 (or 844063 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 13504976 is about 3674.9116996195. The cubic root of 13504976 is about 238.1394094150.

The spelling of 13504976 in words is "thirteen million, five hundred four thousand, nine hundred seventy-six".