23004536 has 16 divisors (see below), whose sum is σ = 45671040. Its totient is φ = 10825600.

The previous prime is 23004523. The next prime is 23004539. The reversal of 23004536 is 63540032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23004539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84440 + ... + 84711.

It is an arithmetic number, because the mean of its divisors is an integer number (2854440).

Almost surely, 2^23004536 is an apocalyptic number.

It is an amenable number.

23004536 is a deficient number, since it is larger than the sum of its proper divisors (22666504).

23004536 is a wasteful number, since it uses less digits than its factorization.

23004536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169174 (or 169170 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 23004536 is about 4796.3044106895. The cubic root of 23004536 is about 284.4053920905.

Adding to 23004536 its reverse (63540032), we get a palindrome (86544568).

The spelling of 23004536 in words is "twenty-three million, four thousand, five hundred thirty-six".