117884878 has 8 divisors (see below), whose sum is σ = 182531520. Its totient is φ = 57041040.

The previous prime is 117884869. The next prime is 117884903. The reversal of 117884878 is 878488711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×117884878² = 27793688922149768, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 950623 + ... + 950746.

It is an arithmetic number, because the mean of its divisors is an integer number (22816440).

Almost surely, 2^117884878 is an apocalyptic number.

117884878 is a deficient number, since it is larger than the sum of its proper divisors (64646642).

117884878 is a wasteful number, since it uses less digits than its factorization.

117884878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1901402.

The product of its digits is 802816, while the sum is 52.

The square root of 117884878 is about 10857.4802785913. The cubic root of 117884878 is about 490.3272532774.

The spelling of 117884878 in words is "one hundred seventeen million, eight hundred eighty-four thousand, eight hundred seventy-eight".