117037856 has 48 divisors (see below), whose sum is σ = 249157944. Its totient is φ = 53796864.

The previous prime is 117037847. The next prime is 117037871. The reversal of 117037856 is 658730711.

It can be written as a sum of positive squares in 4 ways, for example, as 74995600 + 42042256 = 8660^2 + 6484^2 .

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, 146450 + ... + 147246.

Almost surely, 2^117037856 is an apocalyptic number.

117037856 is a gapful number since it is divisible by the number (16) 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 117037856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124578972).

117037856 is an abundant number, since it is smaller than the sum of its proper divisors (132120088).

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

117037856 is a wasteful number, since it uses less digits than its factorization.

117037856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173 (or 1165 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 38.

The square root of 117037856 is about 10818.4035790869. The cubic root of 117037856 is about 489.1500690149.

The spelling of 117037856 in words is "one hundred seventeen million, thirty-seven thousand, eight hundred fifty-six".