13382520 has 32 divisors (see below), whose sum is σ = 40147920. Its totient is φ = 3568640.

The previous prime is 13382507. The next prime is 13382533. The reversal of 13382520 is 2528331.

13382520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13382507) and next prime (13382533).

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 55641 + ... + 55880.

Almost surely, 2^13382520 is an apocalyptic number.

13382520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13382520 is an abundant number, since it is smaller than the sum of its proper divisors (26765400).

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

13382520 is a wasteful number, since it uses less digits than its factorization.

13382520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111535 (or 111531 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 13382520 is about 3658.2126783444. The cubic root of 13382520 is about 237.4174486874.

The spelling of 13382520 in words is "thirteen million, three hundred eighty-two thousand, five hundred twenty".