499993488 has 30 divisors (see below), whose sum is σ = 1399287734. Its totient is φ = 166664448.

The previous prime is 499993457. The next prime is 499993499. The reversal of 499993488 is 884399994.

It can be written as a sum of positive squares in only one way, i.e., 406909584 + 93083904 = 20172^2 + 9648^2 .

It is a super-2 number, since 2×499993488² = 499986976084812288, which contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1735945 + ... + 1736232.

Almost surely, 2^499993488 is an apocalyptic number.

499993488 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

499993488 is an abundant number, since it is smaller than the sum of its proper divisors (899294246).

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

499993488 is a wasteful number, since it uses less digits than its factorization.

499993488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3472191 (or 3472182 counting only the distinct ones).

The product of its digits is 20155392, while the sum is 63.

The square root of 499993488 is about 22360.5341617771. The cubic root of 499993488 is about 793.6970802506.

The spelling of 499993488 in words is "four hundred ninety-nine million, nine hundred ninety-three thousand, four hundred eighty-eight".