23630565 has 32 divisors (see below), whose sum is σ = 43868160. Its totient is φ = 10638144.

The previous prime is 23630557. The next prime is 23630573. The reversal of 23630565 is 56503632.

It is an interprime number because it is at equal distance from previous prime (23630557) and next prime (23630573).

It is not a de Polignac number, because 23630565 - 2³ = 23630557 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5356 + ... + 8714.

It is an arithmetic number, because the mean of its divisors is an integer number (1370880).

Almost surely, 2^23630565 is an apocalyptic number.

It is an amenable number.

23630565 is a deficient number, since it is larger than the sum of its proper divisors (20237595).

23630565 is a wasteful number, since it uses less digits than its factorization.

23630565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3441.

The product of its (nonzero) digits is 16200, while the sum is 30.

The square root of 23630565 is about 4861.1279555264. The cubic root of 23630565 is about 286.9622057254.

The spelling of 23630565 in words is "twenty-three million, six hundred thirty thousand, five hundred sixty-five".