499808574 has 12 divisors (see below), whose sum is σ = 1082918616. Its totient is φ = 166602852.

The previous prime is 499808549. The next prime is 499808579. The reversal of 499808574 is 475808994.

499808574 is a `hidden beast` number, since 499 + 8 + 0 + 85 + 74 = 666.

It is a super-2 number, since 2×499808574² = 499617221287826952, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 499808574.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499808579) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13883554 + ... + 13883589.

It is an arithmetic number, because the mean of its divisors is an integer number (90243218).

Almost surely, 2^499808574 is an apocalyptic number.

499808574 is an abundant number, since it is smaller than the sum of its proper divisors (583110042).

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

499808574 is a wasteful number, since it uses less digits than its factorization.

499808574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27767151 (or 27767148 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The square root of 499808574 is about 22356.3989497414. The cubic root of 499808574 is about 793.5992231104.

The spelling of 499808574 in words is "four hundred ninety-nine million, eight hundred eight thousand, five hundred seventy-four".