497722394 has 16 divisors (see below), whose sum is σ = 806991360. Its totient is φ = 228867120.

The previous prime is 497722387. The next prime is 497722439. The reversal of 497722394 is 493227794.

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, 28274 + ... + 42365.

It is an arithmetic number, because the mean of its divisors is an integer number (50436960).

Almost surely, 2^497722394 is an apocalyptic number.

497722394 is a deficient number, since it is larger than the sum of its proper divisors (309268966).

497722394 is a wasteful number, since it uses less digits than its factorization.

497722394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70925.

The product of its digits is 762048, while the sum is 47.

The square root of 497722394 is about 22309.6928262135. The cubic root of 497722394 is about 792.4935333688.

The spelling of 497722394 in words is "four hundred ninety-seven million, seven hundred twenty-two thousand, three hundred ninety-four".