523916 has 12 divisors (see below), whose sum is σ = 922488. Its totient is φ = 260352.

The previous prime is 523907. The next prime is 523927. The reversal of 523916 is 619325.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 620 + ... + 1196.

It is an arithmetic number, because the mean of its divisors is an integer number (76874).

2⁵²³⁹¹⁶ is an apocalyptic number.

It is an amenable number.

523916 is a deficient number, since it is larger than the sum of its proper divisors (398572).

523916 is a wasteful number, since it uses less digits than its factorization.

523916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808 (or 806 counting only the distinct ones).

The product of its digits is 1620, while the sum is 26.

The square root of 523916 is about 723.8204197175. The cubic root of 523916 is about 80.6158716104.

The spelling of 523916 in words is "five hundred twenty-three thousand, nine hundred sixteen".