23634664 has 8 divisors (see below), whose sum is σ = 44315010. Its totient is φ = 11817328.

The previous prime is 23634659. The next prime is 23634673. The reversal of 23634664 is 46643632.

It can be written as a sum of positive squares in only one way, i.e., 12545764 + 11088900 = 3542^2 + 3330^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1477159 + ... + 1477174.

Almost surely, 2^23634664 is an apocalyptic number.

It is an amenable number.

23634664 is a deficient number, since it is larger than the sum of its proper divisors (20680346).

23634664 is a wasteful number, since it uses less digits than its factorization.

23634664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2954339 (or 2954335 counting only the distinct ones).

The product of its digits is 62208, while the sum is 34.

The square root of 23634664 is about 4861.5495472123. The cubic root of 23634664 is about 286.9787970917.

The spelling of 23634664 in words is "twenty-three million, six hundred thirty-four thousand, six hundred sixty-four".