232256165 has 4 divisors (see below), whose sum is σ = 278707404. Its totient is φ = 185804928.

The previous prime is 232256149. The next prime is 232256173. The reversal of 232256165 is 561652232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 121396324 + 110859841 = 11018^2 + 10529^2 .

It is a cyclic number.

It is not a de Polignac number, because 232256165 - 2⁴ = 232256149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23225612 + ... + 23225621.

It is an arithmetic number, because the mean of its divisors is an integer number (69676851).

Almost surely, 2^232256165 is an apocalyptic number.

It is an amenable number.

232256165 is a deficient number, since it is larger than the sum of its proper divisors (46451239).

232256165 is an equidigital number, since it uses as much as digits as its factorization.

232256165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46451238.

The product of its digits is 21600, while the sum is 32.

The square root of 232256165 is about 15239.9529198748. The cubic root of 232256165 is about 614.6894371349.

The spelling of 232256165 in words is "two hundred thirty-two million, two hundred fifty-six thousand, one hundred sixty-five".