117458886 has 32 divisors (see below), whose sum is σ = 241705728. Its totient is φ = 38031840.

The previous prime is 117458881. The next prime is 117458897. The reversal of 117458886 is 688854711.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117458881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49671 + ... + 51981.

It is an arithmetic number, because the mean of its divisors is an integer number (7553304).

Almost surely, 2^117458886 is an apocalyptic number.

117458886 is an abundant number, since it is smaller than the sum of its proper divisors (124246842).

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

117458886 is a wasteful number, since it uses less digits than its factorization.

117458886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2556.

The product of its digits is 430080, while the sum is 48.

The square root of 117458886 is about 10837.8450810113. The cubic root of 117458886 is about 489.7359204547.

The spelling of 117458886 in words is "one hundred seventeen million, four hundred fifty-eight thousand, eight hundred eighty-six".