23056065 has 24 divisors (see below), whose sum is σ = 40091688. Its totient is φ = 12257280.

The previous prime is 23056021. The next prime is 23056081. The reversal of 23056065 is 56065032.

It can be written as a sum of positive squares in 4 ways, for example, as 331776 + 22724289 = 576^2 + 4767^2 .

It is not a de Polignac number, because 23056065 - 2¹² = 23051969 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18337 + ... + 19553.

It is an arithmetic number, because the mean of its divisors is an integer number (1670487).

Almost surely, 2^23056065 is an apocalyptic number.

It is an amenable number.

23056065 is a deficient number, since it is larger than the sum of its proper divisors (17035623).

23056065 is a wasteful number, since it uses less digits than its factorization.

23056065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1649 (or 1646 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 23056065 is about 4801.6731458940. The cubic root of 23056065 is about 284.6175849786.

The spelling of 23056065 in words is "twenty-three million, fifty-six thousand, sixty-five".