165336772 has 24 divisors (see below), whose sum is σ = 300101760. Its totient is φ = 79608480.

The previous prime is 165336761. The next prime is 165336793. The reversal of 165336772 is 277633561.

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, 48343 + ... + 51649.

It is an arithmetic number, because the mean of its divisors is an integer number (12504240).

Almost surely, 2^165336772 is an apocalyptic number.

It is an amenable number.

165336772 is a deficient number, since it is larger than the sum of its proper divisors (134764988).

165336772 is a wasteful number, since it uses less digits than its factorization.

165336772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3771 (or 3769 counting only the distinct ones).

The product of its digits is 158760, while the sum is 40.

The square root of 165336772 is about 12858.3347288831. The cubic root of 165336772 is about 548.8535590828.

The spelling of 165336772 in words is "one hundred sixty-five million, three hundred thirty-six thousand, seven hundred seventy-two".