503383968 has 72 divisors (see below), whose sum is σ = 1433849508. Its totient is φ = 167519232.

The previous prime is 503383963. The next prime is 503383973. The reversal of 503383968 is 869383305.

503383968 is a `hidden beast` number, since 503 + 3 + 83 + 9 + 68 = 666.

It is an interprime number because it is at equal distance from previous prime (503383963) and next prime (503383973).

It can be written as a sum of positive squares in 2 ways, for example, as 456762384 + 46621584 = 21372^2 + 6828^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is not an unprimeable number, because it can be changed into a prime (503383963) 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, 251580 + ... + 253572.

Almost surely, 2^503383968 is an apocalyptic number.

It is an amenable number.

503383968 is an abundant number, since it is smaller than the sum of its proper divisors (930465540).

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

503383968 is a wasteful number, since it uses less digits than its factorization.

503383968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2886 (or 2875 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The square root of 503383968 is about 22436.2200024870. The cubic root of 503383968 is about 795.4870730676.

The spelling of 503383968 in words is "five hundred three million, three hundred eighty-three thousand, nine hundred sixty-eight".