23656330 has 24 divisors (see below), whose sum is σ = 44947332. Its totient is φ = 8963136.

The previous prime is 23656327. The next prime is 23656331. The reversal of 23656330 is 3365632.

It can be written as a sum of positive squares in 2 ways, for example, as 23107249 + 549081 = 4807^2 + 741^2 .

It is not an unprimeable number, because it can be changed into a prime (23656331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 334 + ... + 6886.

Almost surely, 2^23656330 is an apocalyptic number.

23656330 is a deficient number, since it is larger than the sum of its proper divisors (21291002).

23656330 is a wasteful number, since it uses less digits than its factorization.

23656330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6598 (or 6579 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 28.

The square root of 23656330 is about 4863.7773386536. Note that the first 3 decimals coincide. The cubic root of 23656330 is about 287.0664618830.

The spelling of 23656330 in words is "twenty-three million, six hundred fifty-six thousand, three hundred thirty".