499559320 has 32 divisors (see below), whose sum is σ = 1210471920. Its totient is φ = 184452480.

The previous prime is 499559309. The next prime is 499559329. The reversal of 499559320 is 23955994.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499559329) 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, 479826 + ... + 480865.

Almost surely, 2^499559320 is an apocalyptic number.

499559320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

499559320 is an abundant number, since it is smaller than the sum of its proper divisors (710912600).

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

499559320 is a wasteful number, since it uses less digits than its factorization.

499559320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960715 (or 960711 counting only the distinct ones).

The product of its (nonzero) digits is 437400, while the sum is 46.

The square root of 499559320 is about 22350.8236984680. The cubic root of 499559320 is about 793.4672788139.

The spelling of 499559320 in words is "four hundred ninety-nine million, five hundred fifty-nine thousand, three hundred twenty".