117589974 has 36 divisors (see below), whose sum is σ = 249279156. Its totient is φ = 36974304.

The previous prime is 117589973. The next prime is 117590023. The reversal of 117589974 is 479985711.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117589973) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 504562 + ... + 504794.

It is an arithmetic number, because the mean of its divisors is an integer number (6924421).

Almost surely, 2^117589974 is an apocalyptic number.

117589974 is an abundant number, since it is smaller than the sum of its proper divisors (131689182).

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

117589974 is an equidigital number, since it uses as much as digits as its factorization.

117589974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509 (or 257 counting only the distinct ones).

The product of its digits is 635040, while the sum is 51.

The square root of 117589974 is about 10843.8910913011. The cubic root of 117589974 is about 489.9180398804.

The spelling of 117589974 in words is "one hundred seventeen million, five hundred eighty-nine thousand, nine hundred seventy-four".