147165172 has 24 divisors (see below), whose sum is σ = 321088320. Its totient is φ = 57336960.

The previous prime is 147165167. The next prime is 147165197. The reversal of 147165172 is 271561741.

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, 238597 + ... + 239212.

It is an arithmetic number, because the mean of its divisors is an integer number (13378680).

Almost surely, 2^147165172 is an apocalyptic number.

It is an amenable number.

147165172 is an abundant number, since it is smaller than the sum of its proper divisors (173923148).

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

147165172 is a wasteful number, since it uses less digits than its factorization.

147165172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477831 (or 477829 counting only the distinct ones).

The product of its digits is 11760, while the sum is 34.

The square root of 147165172 is about 12131.1653191274. The cubic root of 147165172 is about 527.9608030667.

The spelling of 147165172 in words is "one hundred forty-seven million, one hundred sixty-five thousand, one hundred seventy-two".