165272338 has 32 divisors (see below), whose sum is σ = 314928000. Its totient is φ = 63173760.

The previous prime is 165272329. The next prime is 165272399. The reversal of 165272338 is 833272561.

165272338 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 165272297 and 165272306.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1963 + ... + 18286.

It is an arithmetic number, because the mean of its divisors is an integer number (9841500).

Almost surely, 2^165272338 is an apocalyptic number.

165272338 is a deficient number, since it is larger than the sum of its proper divisors (149655662).

165272338 is a wasteful number, since it uses less digits than its factorization.

165272338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20322.

The product of its digits is 60480, while the sum is 37.

The square root of 165272338 is about 12855.8289503244. The cubic root of 165272338 is about 548.7822512407.

The spelling of 165272338 in words is "one hundred sixty-five million, two hundred seventy-two thousand, three hundred thirty-eight".