117970844 has 24 divisors (see below), whose sum is σ = 213333120. Its totient is φ = 57045744.

The previous prime is 117970819. The next prime is 117970849. The reversal of 117970844 is 448079711.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117970849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14387 + ... + 21045.

It is an arithmetic number, because the mean of its divisors is an integer number (8888880).

Almost surely, 2^117970844 is an apocalyptic number.

It is an amenable number.

117970844 is a deficient number, since it is larger than the sum of its proper divisors (95362276).

117970844 is a wasteful number, since it uses less digits than its factorization.

117970844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6809 (or 6807 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 41.

The square root of 117970844 is about 10861.4383946142. The cubic root of 117970844 is about 490.4464125549.

The spelling of 117970844 in words is "one hundred seventeen million, nine hundred seventy thousand, eight hundred forty-four".