499159842 has 32 divisors (see below), whose sum is σ = 1017757440. Its totient is φ = 163176720.

The previous prime is 499159813. The next prime is 499159879. The reversal of 499159842 is 248951994.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65617 + ... + 72827.

It is an arithmetic number, because the mean of its divisors is an integer number (31804920).

Almost surely, 2^499159842 is an apocalyptic number.

499159842 is an abundant number, since it is smaller than the sum of its proper divisors (518597598).

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

499159842 is a wasteful number, since it uses less digits than its factorization.

499159842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7438.

The product of its digits is 933120, while the sum is 51.

The square root of 499159842 is about 22341.8853725463. The cubic root of 499159842 is about 793.2557208556.

The spelling of 499159842 in words is "four hundred ninety-nine million, one hundred fifty-nine thousand, eight hundred forty-two".