23006504 has 8 divisors (see below), whose sum is σ = 43137210. Its totient is φ = 11503248.

The previous prime is 23006497. The next prime is 23006507. The reversal of 23006504 is 40560032.

It can be written as a sum of positive squares in only one way, i.e., 15984004 + 7022500 = 3998^2 + 2650^2 .

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

It is not an unprimeable number, because it can be changed into a prime (23006507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1437899 + ... + 1437914.

Almost surely, 2^23006504 is an apocalyptic number.

It is an amenable number.

23006504 is a deficient number, since it is larger than the sum of its proper divisors (20130706).

23006504 is a wasteful number, since it uses less digits than its factorization.

23006504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2875819 (or 2875815 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 23006504 is about 4796.5095642561. The cubic root of 23006504 is about 284.4135019962.

Adding to 23006504 its reverse (40560032), we get a palindrome (63566536).

The spelling of 23006504 in words is "twenty-three million, six thousand, five hundred four".