499997232 has 80 divisors (see below), whose sum is σ = 1640212480. Its totient is φ = 142855488.

The previous prime is 499997231. The next prime is 499997269. The reversal of 499997232 is 232799994.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (499997231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79648 + ... + 85695.

It is an arithmetic number, because the mean of its divisors is an integer number (20502656).

Almost surely, 2^499997232 is an apocalyptic number.

499997232 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

499997232 is an abundant number, since it is smaller than the sum of its proper divisors (1140215248).

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

499997232 is a wasteful number, since it uses less digits than its factorization.

499997232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165367 (or 165355 counting only the distinct ones).

The product of its digits is 2204496, while the sum is 54.

The square root of 499997232 is about 22360.6178805506. The cubic root of 499997232 is about 793.6990613394.

The spelling of 499997232 in words is "four hundred ninety-nine million, nine hundred ninety-seven thousand, two hundred thirty-two".