499497942 has 16 divisors (see below), whose sum is σ = 999461232. Its totient is φ = 166421760.

The previous prime is 499497919. The next prime is 499497989. The reversal of 499497942 is 249794994.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4563 + ... + 31934.

It is an arithmetic number, because the mean of its divisors is an integer number (62466327).

Almost surely, 2^499497942 is an apocalyptic number.

499497942 is an abundant number, since it is smaller than the sum of its proper divisors (499963290).

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

499497942 is a wasteful number, since it uses less digits than its factorization.

499497942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38783.

The product of its digits is 5878656, while the sum is 57.

The square root of 499497942 is about 22349.4505972742. The cubic root of 499497942 is about 793.4347812189.

The spelling of 499497942 in words is "four hundred ninety-nine million, four hundred ninety-seven thousand, nine hundred forty-two".