497609868 has 48 divisors (see below), whose sum is σ = 1355203584. Its totient is φ = 139148160.

The previous prime is 497609863. The next prime is 497609881. The reversal of 497609868 is 868906794.

It is not an unprimeable number, because it can be changed into a prime (497609863) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59073 + ... + 66968.

It is an arithmetic number, because the mean of its divisors is an integer number (28233408).

Almost surely, 2^497609868 is an apocalyptic number.

It is an amenable number.

497609868 is an abundant number, since it is smaller than the sum of its proper divisors (857593716).

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

497609868 is a wasteful number, since it uses less digits than its factorization.

497609868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126102 (or 126100 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 57.

The square root of 497609868 is about 22307.1707753359. The cubic root of 497609868 is about 792.4338060659.

The spelling of 497609868 in words is "four hundred ninety-seven million, six hundred nine thousand, eight hundred sixty-eight".