13164240 has 40 divisors (see below), whose sum is σ = 40809888. Its totient is φ = 3510400.

The previous prime is 13164233. The next prime is 13164251. The reversal of 13164240 is 4246131.

13164240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

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, 27186 + ... + 27665.

Almost surely, 2^13164240 is an apocalyptic number.

13164240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13164240 is an abundant number, since it is smaller than the sum of its proper divisors (27645648).

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

13164240 is a wasteful number, since it uses less digits than its factorization.

13164240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54867 (or 54861 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 13164240 is about 3628.2557792967. The cubic root of 13164240 is about 236.1195410857.

The spelling of 13164240 in words is "thirteen million, one hundred sixty-four thousand, two hundred forty".