117557400 has 48 divisors (see below), whose sum is σ = 364429800. Its totient is φ = 31348480.

The previous prime is 117557383. The next prime is 117557449. The reversal of 117557400 is 4755711.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97365 + ... + 98564.

Almost surely, 2^117557400 is an apocalyptic number.

117557400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117557400 is an abundant number, since it is smaller than the sum of its proper divisors (246872400).

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

117557400 is a wasteful number, since it uses less digits than its factorization.

117557400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195948 (or 195939 counting only the distinct ones).

The product of its (nonzero) digits is 4900, while the sum is 30.

The square root of 117557400 is about 10842.3890356323. The cubic root of 117557400 is about 489.8727977466.

The spelling of 117557400 in words is "one hundred seventeen million, five hundred fifty-seven thousand, four hundred".