117923256 has 128 divisors (see below), whose sum is σ = 369100800. Its totient is φ = 34560000.

The previous prime is 117923249. The next prime is 117923263. The reversal of 117923256 is 652329711.

It is an interprime number because it is at equal distance from previous prime (117923249) and next prime (117923263).

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 117923256.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72856 + ... + 74456.

It is an arithmetic number, because the mean of its divisors is an integer number (2883600).

Almost surely, 2^117923256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117923256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184550400).

117923256 is an abundant number, since it is smaller than the sum of its proper divisors (251177544).

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

117923256 is a wasteful number, since it uses less digits than its factorization.

117923256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1658 (or 1648 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 117923256 is about 10859.2474877406. The cubic root of 117923256 is about 490.3804569847.

The spelling of 117923256 in words is "one hundred seventeen million, nine hundred twenty-three thousand, two hundred fifty-six".