503968 has 12 divisors (see below), whose sum is σ = 992250. Its totient is φ = 251968.

The previous prime is 503963. The next prime is 503969. The reversal of 503968 is 869305.

It can be written as a sum of positive squares in only one way, i.e., 501264 + 2704 = 708^2 + 52^2 .

It is not an unprimeable number, because it can be changed into a prime (503963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7843 + ... + 7906.

2⁵⁰³⁹⁶⁸ is an apocalyptic number.

It is an amenable number.

503968 is a deficient number, since it is larger than the sum of its proper divisors (488282).

503968 is a wasteful number, since it uses less digits than its factorization.

503968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15759 (or 15751 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 503968 is about 709.9070361674. The cubic root of 503968 is about 79.5794598653.

The spelling of 503968 in words is "five hundred three thousand, nine hundred sixty-eight".