23650664 has 16 divisors (see below), whose sum is σ = 44448900. Its totient is φ = 11797632.

The previous prime is 23650663. The next prime is 23650673. The reversal of 23650664 is 46605632.

It can be written as a sum of positive squares in 2 ways, for example, as 23522500 + 128164 = 4850^2 + 358^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 23650664.

It is not an unprimeable number, because it can be changed into a prime (23650661) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 422 + ... + 6890.

Almost surely, 2^23650664 is an apocalyptic number.

It is an amenable number.

23650664 is a deficient number, since it is larger than the sum of its proper divisors (20798236).

23650664 is a wasteful number, since it uses less digits than its factorization.

23650664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6932 (or 6928 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 23650664 is about 4863.1948346740. The cubic root of 23650664 is about 287.0435413306.

The spelling of 23650664 in words is "twenty-three million, six hundred fifty thousand, six hundred sixty-four".