117696590 has 64 divisors (see below), whose sum is σ = 239500800. Its totient is φ = 41274240.

The previous prime is 117696539. The next prime is 117696643. The reversal of 117696590 is 95696711.

It is a happy number.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 704687 + ... + 704853.

It is an arithmetic number, because the mean of its divisors is an integer number (3742200).

Almost surely, 2^117696590 is an apocalyptic number.

117696590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117696590 is an abundant number, since it is smaller than the sum of its proper divisors (121804210).

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

117696590 is a wasteful number, since it uses less digits than its factorization.

117696590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377.

The product of its (nonzero) digits is 102060, while the sum is 44.

The square root of 117696590 is about 10848.8059250777. The cubic root of 117696590 is about 490.0660607866.

The spelling of 117696590 in words is "one hundred seventeen million, six hundred ninety-six thousand, five hundred ninety".