117027864 has 96 divisors (see below), whose sum is σ = 350269920. Its totient is φ = 35109888.

The previous prime is 117027863. The next prime is 117027871. The reversal of 117027864 is 468720711.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117027863) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26074 + ... + 30230.

It is an arithmetic number, because the mean of its divisors is an integer number (3648645).

Almost surely, 2^117027864 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 117027864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175134960).

117027864 is an abundant number, since it is smaller than the sum of its proper divisors (233242056).

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

117027864 is a wasteful number, since it uses less digits than its factorization.

117027864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4209 (or 4202 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 36.

The square root of 117027864 is about 10817.9417635704. The cubic root of 117027864 is about 489.1361483720.

The spelling of 117027864 in words is "one hundred seventeen million, twenty-seven thousand, eight hundred sixty-four".