499921292 has 24 divisors (see below), whose sum is σ = 943224912. Its totient is φ = 230472000.

The previous prime is 499921273. The next prime is 499921297. The reversal of 499921292 is 292129994.

It is not an unprimeable number, because it can be changed into a prime (499921297) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45542 + ... + 55442.

It is an arithmetic number, because the mean of its divisors is an integer number (39301038).

Almost surely, 2^499921292 is an apocalyptic number.

It is an amenable number.

499921292 is a deficient number, since it is larger than the sum of its proper divisors (443303620).

499921292 is a wasteful number, since it uses less digits than its factorization.

499921292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10889 (or 10887 counting only the distinct ones).

The product of its digits is 209952, while the sum is 47.

The square root of 499921292 is about 22358.9197413471. The cubic root of 499921292 is about 793.6588767446.

The spelling of 499921292 in words is "four hundred ninety-nine million, nine hundred twenty-one thousand, two hundred ninety-two".