117590256 has 60 divisors (see below), whose sum is σ = 376105392. Its totient is φ = 33596928.

The previous prime is 117590233. The next prime is 117590257. The reversal of 117590256 is 652095711.

117590256 is a `hidden beast` number, since 1 + 17 + 590 + 2 + 56 = 666.

It is a super-2 number, since 2×117590256² = 27654936612291072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 117590256.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117590257) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57321 + ... + 59336.

Almost surely, 2^117590256 is an apocalyptic number.

117590256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

117590256 is an abundant number, since it is smaller than the sum of its proper divisors (258515136).

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

117590256 is a wasteful number, since it uses less digits than its factorization.

117590256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116678 (or 116669 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 36.

The square root of 117590256 is about 10843.9040940060. The cubic root of 117590256 is about 489.9184315147.

The spelling of 117590256 in words is "one hundred seventeen million, five hundred ninety thousand, two hundred fifty-six".