13524920 has 64 divisors (see below), whose sum is σ = 32408640. Its totient is φ = 5068800.

The previous prime is 13524899. The next prime is 13524937. The reversal of 13524920 is 2942531.

It is a super-2 number, since 2×13524920² = 365846922012800, which contains 22 as substring.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 13524920.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56000 + ... + 56240.

It is an arithmetic number, because the mean of its divisors is an integer number (506385).

Almost surely, 2^13524920 is an apocalyptic number.

13524920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13524920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16204320).

13524920 is an abundant number, since it is smaller than the sum of its proper divisors (18883720).

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

13524920 is a wasteful number, since it uses less digits than its factorization.

13524920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336 (or 332 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 13524920 is about 3677.6242331157. The cubic root of 13524920 is about 238.2565789758.

The spelling of 13524920 in words is "thirteen million, five hundred twenty-four thousand, nine hundred twenty".