508538764 has 6 divisors (see below), whose sum is σ = 889942844. Its totient is φ = 254269380.

The previous prime is 508538713. The next prime is 508538813. The reversal of 508538764 is 467835805.

It is a super-2 number, since 2×508538764² = 517223348981295392, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63567342 + ... + 63567349.

Almost surely, 2^508538764 is an apocalyptic number.

It is an amenable number.

508538764 is a deficient number, since it is larger than the sum of its proper divisors (381404080).

508538764 is a wasteful number, since it uses less digits than its factorization.

508538764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127134695 (or 127134693 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 46.

The square root of 508538764 is about 22550.8040654873. The cubic root of 508538764 is about 798.1931953098.

The spelling of 508538764 in words is "five hundred eight million, five hundred thirty-eight thousand, seven hundred sixty-four".