523463664 has 40 divisors (see below), whose sum is σ = 1353319632. Its totient is φ = 174353920.

The previous prime is 523463657. The next prime is 523463713. The reversal of 523463664 is 466364325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74044 + ... + 80804.

Almost surely, 2^523463664 is an apocalyptic number.

It is an amenable number.

523463664 is an abundant number, since it is smaller than the sum of its proper divisors (829855968).

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

523463664 is a wasteful number, since it uses less digits than its factorization.

523463664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8385 (or 8379 counting only the distinct ones).

The product of its digits is 311040, while the sum is 39.

The square root of 523463664 is about 22879.3283118189. The cubic root of 523463664 is about 805.9266435300.

The spelling of 523463664 in words is "five hundred twenty-three million, four hundred sixty-three thousand, six hundred sixty-four".