13376320 has 28 divisors (see below), whose sum is σ = 31853124. Its totient is φ = 5350400.

The previous prime is 13376309. The next prime is 13376357. The reversal of 13376320 is 2367331.

It can be written as a sum of positive squares in 2 ways, for example, as 1597696 + 11778624 = 1264^2 + 3432^2 .

It is a congruent number.

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, 20581 + ... + 21220.

Almost surely, 2^13376320 is an apocalyptic number.

13376320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13376320 is an abundant number, since it is smaller than the sum of its proper divisors (18476804).

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

13376320 is an equidigital number, since it uses as much as digits as its factorization.

13376320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41818 (or 41808 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 25.

The square root of 13376320 is about 3657.3651718143. The cubic root of 13376320 is about 237.3807785745.

The spelling of 13376320 in words is "thirteen million, three hundred seventy-six thousand, three hundred twenty".