13352520 has 32 divisors (see below), whose sum is σ = 40057920. Its totient is φ = 3560640.

The previous prime is 13352519. The next prime is 13352533. The reversal of 13352520 is 2525331.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55516 + ... + 55755.

It is an arithmetic number, because the mean of its divisors is an integer number (1251810).

Almost surely, 2^13352520 is an apocalyptic number.

13352520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13352520 is an abundant number, since it is smaller than the sum of its proper divisors (26705400).

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

13352520 is a wasteful number, since it uses less digits than its factorization.

13352520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111285 (or 111281 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 13352520 is about 3654.1100147642. The cubic root of 13352520 is about 237.2399073286.

Adding to 13352520 its reverse (2525331), we get a palindrome (15877851).

The spelling of 13352520 in words is "thirteen million, three hundred fifty-two thousand, five hundred twenty".