523340964 has 36 divisors (see below), whose sum is σ = 1323613200. Its totient is φ = 174351600.

The previous prime is 523340963. The next prime is 523340981. The reversal of 523340964 is 469043325.

523340964 is a `hidden beast` number, since 523 + 3 + 40 + 96 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (523340963) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100087 + ... + 105185.

Almost surely, 2^523340964 is an apocalyptic number.

It is an amenable number.

523340964 is an abundant number, since it is smaller than the sum of its proper divisors (800272236).

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

523340964 is a wasteful number, since it uses less digits than its factorization.

523340964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7960 (or 7955 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The square root of 523340964 is about 22876.6466948283. The cubic root of 523340964 is about 805.8636688141.

The spelling of 523340964 in words is "five hundred twenty-three million, three hundred forty thousand, nine hundred sixty-four".