13885400 has 24 divisors (see below), whose sum is σ = 32284020. Its totient is φ = 5554080.

The previous prime is 13885393. The next prime is 13885433. The reversal of 13885400 is 458831.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34514 + ... + 34913.

Almost surely, 2^13885400 is an apocalyptic number.

13885400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13885400 is an abundant number, since it is smaller than the sum of its proper divisors (18398620).

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

13885400 is a wasteful number, since it uses less digits than its factorization.

13885400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69443 (or 69434 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 13885400 is about 3726.3118495370. The cubic root of 13885400 is about 240.3547993050.

The spelling of 13885400 in words is "thirteen million, eight hundred eighty-five thousand, four hundred".