117936478 has 16 divisors (see below), whose sum is σ = 193284720. Its totient is φ = 53524800.

The previous prime is 117936461. The next prime is 117936503. The reversal of 117936478 is 874639711.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11818 + ... + 19378.

It is an arithmetic number, because the mean of its divisors is an integer number (12080295).

Almost surely, 2^117936478 is an apocalyptic number.

117936478 is a deficient number, since it is larger than the sum of its proper divisors (75348242).

117936478 is a wasteful number, since it uses less digits than its factorization.

117936478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8283.

The product of its digits is 254016, while the sum is 46.

The square root of 117936478 is about 10859.8562605589. The cubic root of 117936478 is about 490.3987840682.

The spelling of 117936478 in words is "one hundred seventeen million, nine hundred thirty-six thousand, four hundred seventy-eight".