23306464 has 24 divisors (see below), whose sum is σ = 48300840. Its totient is φ = 11039616.

The previous prime is 23306461. The next prime is 23306471. The reversal of 23306464 is 46460332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23306461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18559 + ... + 19774.

It is an arithmetic number, because the mean of its divisors is an integer number (2012535).

Almost surely, 2^23306464 is an apocalyptic number.

It is an amenable number.

23306464 is an abundant number, since it is smaller than the sum of its proper divisors (24994376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23306464 is a wasteful number, since it uses less digits than its factorization.

23306464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38362 (or 38354 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

The square root of 23306464 is about 4827.6768740254. The cubic root of 23306464 is about 285.6442346359.

Adding to 23306464 its reverse (46460332), we get a palindrome (69766796).

The spelling of 23306464 in words is "twenty-three million, three hundred six thousand, four hundred sixty-four".