13415320 has 16 divisors (see below), whose sum is σ = 30184560. Its totient is φ = 5366112.

The previous prime is 13415291. The next prime is 13415327. The reversal of 13415320 is 2351431.

13415320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13415327) 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, 167652 + ... + 167731.

It is an arithmetic number, because the mean of its divisors is an integer number (1886535).

Almost surely, 2^13415320 is an apocalyptic number.

13415320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13415320 is an abundant number, since it is smaller than the sum of its proper divisors (16769240).

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

13415320 is a wasteful number, since it uses less digits than its factorization.

13415320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335394 (or 335390 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 13415320 is about 3662.6929983279. The cubic root of 13415320 is about 237.6112571992.

Adding to 13415320 its reverse (2351431), we get a palindrome (15766751).

The spelling of 13415320 in words is "thirteen million, four hundred fifteen thousand, three hundred twenty".