117549772 has 24 divisors (see below), whose sum is σ = 208610640. Its totient is φ = 57952320.

The previous prime is 117549769. The next prime is 117549787. The reversal of 117549772 is 277945711.

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, 114622 + ... + 115642.

It is an arithmetic number, because the mean of its divisors is an integer number (8692110).

Almost surely, 2^117549772 is an apocalyptic number.

It is an amenable number.

117549772 is a deficient number, since it is larger than the sum of its proper divisors (91060868).

117549772 is a wasteful number, since it uses less digits than its factorization.

117549772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1401 (or 1399 counting only the distinct ones).

The product of its digits is 123480, while the sum is 43.

The square root of 117549772 is about 10842.0372624337. The cubic root of 117549772 is about 489.8622019850.

The spelling of 117549772 in words is "one hundred seventeen million, five hundred forty-nine thousand, seven hundred seventy-two".