506558764 has 12 divisors (see below), whose sum is σ = 889680064. Its totient is φ = 252364464.

The previous prime is 506558737. The next prime is 506558771. The reversal of 506558764 is 467855605.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227484 + ... + 229699.

Almost surely, 2^506558764 is an apocalyptic number.

It is an amenable number.

506558764 is a deficient number, since it is larger than the sum of its proper divisors (383121300).

506558764 is a wasteful number, since it uses less digits than its factorization.

506558764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457464 (or 457462 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 46.

The square root of 506558764 is about 22506.8603763386. The cubic root of 506558764 is about 797.1559239377.

The spelling of 506558764 in words is "five hundred six million, five hundred fifty-eight thousand, seven hundred sixty-four".