523708 has 6 divisors (see below), whose sum is σ = 916496. Its totient is φ = 261852.

The previous prime is 523681. The next prime is 523717. The reversal of 523708 is 807325.

It is a congruent number.

It is an unprimeable number.

523708 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65460 + ... + 65467.

2⁵²³⁷⁰⁸ is an apocalyptic number.

It is an amenable number.

523708 is a deficient number, since it is larger than the sum of its proper divisors (392788).

523708 is a wasteful number, since it uses less digits than its factorization.

523708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130931 (or 130929 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 523708 is about 723.6767234062. The cubic root of 523708 is about 80.6052017569.

The spelling of 523708 in words is "five hundred twenty-three thousand, seven hundred eight".