117973938 has 8 divisors (see below), whose sum is σ = 235947888. Its totient is φ = 39324644.

The previous prime is 117973937. The next prime is 117973949. The reversal of 117973938 is 839379711.

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

117973938 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (117973937) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 9831156 + ... + 9831167.

It is an arithmetic number, because the mean of its divisors is an integer number (29493486).

Almost surely, 2^117973938 is an apocalyptic number.

117973938 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

117973938 is a wasteful number, since it uses less digits than its factorization.

117973938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19662328.

The product of its digits is 285768, while the sum is 48.

The square root of 117973938 is about 10861.5808241710. The cubic root of 117973938 is about 490.4507001339.

The spelling of 117973938 in words is "one hundred seventeen million, nine hundred seventy-three thousand, nine hundred thirty-eight".