23063664 has 80 divisors (see below), whose sum is σ = 66995712. Its totient is φ = 6783744.

The previous prime is 23063633. The next prime is 23063717. The reversal of 23063664 is 46636032.

23063664 = 127² + 128² + ... + 414².

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13549 + ... + 15155.

Almost surely, 2^23063664 is an apocalyptic number.

23063664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23063664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33497856).

23063664 is an abundant number, since it is smaller than the sum of its proper divisors (43932048).

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

23063664 is a wasteful number, since it uses less digits than its factorization.

23063664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1654 (or 1648 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

The square root of 23063664 is about 4802.4643673847. The cubic root of 23063664 is about 284.6488503811.

Adding to 23063664 its reverse (46636032), we get a palindrome (69699696).

The spelling of 23063664 in words is "twenty-three million, sixty-three thousand, six hundred sixty-four".