165460424 has 8 divisors (see below), whose sum is σ = 310238310. Its totient is φ = 82730208.

The previous prime is 165460349. The next prime is 165460433. The reversal of 165460424 is 424064561.

It can be written as a sum of positive squares in only one way, i.e., 119464900 + 45995524 = 10930^2 + 6782^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10341269 + ... + 10341284.

Almost surely, 2^165460424 is an apocalyptic number.

It is an amenable number.

165460424 is a deficient number, since it is larger than the sum of its proper divisors (144777886).

165460424 is a wasteful number, since it uses less digits than its factorization.

165460424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20682559 (or 20682555 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 165460424 is about 12863.1420733816. The cubic root of 165460424 is about 548.9903504486.

The spelling of 165460424 in words is "one hundred sixty-five million, four hundred sixty thousand, four hundred twenty-four".