506976566 has 8 divisors (see below), whose sum is σ = 760591944. Its totient is φ = 253445920.

The previous prime is 506976539. The next prime is 506976571. The reversal of 506976566 is 665679605.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 3155 + ... + 31998.

It is an arithmetic number, because the mean of its divisors is an integer number (95073993).

Almost surely, 2^506976566 is an apocalyptic number.

506976566 is a deficient number, since it is larger than the sum of its proper divisors (253615378).

506976566 is a wasteful number, since it uses less digits than its factorization.

506976566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42366.

The product of its (nonzero) digits is 2041200, while the sum is 50.

The square root of 506976566 is about 22516.1401221435. The cubic root of 506976566 is about 797.3750244245.

The spelling of 506976566 in words is "five hundred six million, nine hundred seventy-six thousand, five hundred sixty-six".