497571812 has 12 divisors (see below), whose sum is σ = 871073280. Its totient is φ = 248693736.

The previous prime is 497571799. The next prime is 497571817. The reversal of 497571812 is 218175794.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (497571817) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10088 + ... + 33119.

It is an arithmetic number, because the mean of its divisors is an integer number (72589440).

Almost surely, 2^497571812 is an apocalyptic number.

It is an amenable number.

497571812 is a deficient number, since it is larger than the sum of its proper divisors (373501468).

497571812 is a wasteful number, since it uses less digits than its factorization.

497571812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46090 (or 46088 counting only the distinct ones).

The product of its digits is 141120, while the sum is 44.

The square root of 497571812 is about 22306.3177597738. The cubic root of 497571812 is about 792.4136044102.

The spelling of 497571812 in words is "four hundred ninety-seven million, five hundred seventy-one thousand, eight hundred twelve".