497505864 has 32 divisors (see below), whose sum is σ = 1249355520. Its totient is φ = 165089856.

The previous prime is 497505797. The next prime is 497505871. The reversal of 497505864 is 468505794.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41127 + ... + 51830.

It is an arithmetic number, because the mean of its divisors is an integer number (39042360).

Almost surely, 2^497505864 is an apocalyptic number.

It is an amenable number.

497505864 is an abundant number, since it is smaller than the sum of its proper divisors (751849656).

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

497505864 is a wasteful number, since it uses less digits than its factorization.

497505864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93189 (or 93185 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 48.

The square root of 497505864 is about 22304.8394748763. The cubic root of 497505864 is about 792.3785941195.

The spelling of 497505864 in words is "four hundred ninety-seven million, five hundred five thousand, eight hundred sixty-four".