117973424 has 20 divisors (see below), whose sum is σ = 233890536. Its totient is φ = 57614592.

The previous prime is 117973423. The next prime is 117973433. The reversal of 117973424 is 424379711.

It is a happy number.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (117973423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85049 + ... + 86424.

Almost surely, 2^117973424 is an apocalyptic number.

It is an amenable number.

117973424 is a deficient number, since it is larger than the sum of its proper divisors (115917112).

117973424 is a wasteful number, since it uses less digits than its factorization.

117973424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171524 (or 171518 counting only the distinct ones).

The product of its digits is 42336, while the sum is 38.

The square root of 117973424 is about 10861.5571627645. The cubic root of 117973424 is about 490.4499878522.

The spelling of 117973424 in words is "one hundred seventeen million, nine hundred seventy-three thousand, four hundred twenty-four".