117459642 has 16 divisors (see below), whose sum is σ = 235127520. Its totient is φ = 39118512.

The previous prime is 117459623. The next prime is 117459659. The reversal of 117459642 is 246954711.

It is a self number, because there is not a number n which added to its sum of digits gives 117459642.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 792 + ... + 15347.

It is an arithmetic number, because the mean of its divisors is an integer number (14695470).

Almost surely, 2^117459642 is an apocalyptic number.

117459642 is an abundant number, since it is smaller than the sum of its proper divisors (117667878).

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

117459642 is a wasteful number, since it uses less digits than its factorization.

117459642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17357.

The product of its digits is 60480, while the sum is 39.

The square root of 117459642 is about 10837.8799587373. The cubic root of 117459642 is about 489.7369711474.

The spelling of 117459642 in words is "one hundred seventeen million, four hundred fifty-nine thousand, six hundred forty-two".