165873364 has 12 divisors (see below), whose sum is σ = 292060384. Its totient is φ = 82427544.

The previous prime is 165873347. The next prime is 165873371. The reversal of 165873364 is 463378561.

It is a self number, because there is not a number n which added to its sum of digits gives 165873364.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126552 + ... + 127855.

Almost surely, 2^165873364 is an apocalyptic number.

It is an amenable number.

165873364 is a deficient number, since it is larger than the sum of its proper divisors (126187020).

165873364 is a wasteful number, since it uses less digits than its factorization.

165873364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254574 (or 254572 counting only the distinct ones).

The product of its digits is 362880, while the sum is 43.

The square root of 165873364 is about 12879.1833592041. The cubic root of 165873364 is about 549.4466765776.

The spelling of 165873364 in words is "one hundred sixty-five million, eight hundred seventy-three thousand, three hundred sixty-four".