117967968 has 48 divisors (see below), whose sum is σ = 344075760. Its totient is φ = 39322368.

The previous prime is 117967957. The next prime is 117967973. The reversal of 117967968 is 869769711.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 67405 + ... + 69132.

It is an arithmetic number, because the mean of its divisors is an integer number (7168245).

Almost surely, 2^117967968 is an apocalyptic number.

117967968 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

117967968 is an abundant number, since it is smaller than the sum of its proper divisors (226107792).

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

117967968 is a wasteful number, since it uses less digits than its factorization.

117967968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136556 (or 136542 counting only the distinct ones).

The product of its digits is 1143072, while the sum is 54.

The square root of 117967968 is about 10861.3059988198. The cubic root of 117967968 is about 490.4424270070.

The spelling of 117967968 in words is "one hundred seventeen million, nine hundred sixty-seven thousand, nine hundred sixty-eight".