499987776 has 56 divisors (see below), whose sum is σ = 1326327040. Its totient is φ = 166228992.

The previous prime is 499987759. The next prime is 499987783. The reversal of 499987776 is 677789994.

It is a super-2 number, since 2×499987776² = 499975552298852352, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75345 + ... + 81711.

Almost surely, 2^499987776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 499987776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (663163520).

499987776 is an abundant number, since it is smaller than the sum of its proper divisors (826339264).

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

499987776 is a wasteful number, since it uses less digits than its factorization.

499987776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6791 (or 6781 counting only the distinct ones).

The product of its digits is 48009024, while the sum is 66.

The square root of 499987776 is about 22360.4064363777. The cubic root of 499987776 is about 793.6940578012.

The spelling of 499987776 in words is "four hundred ninety-nine million, nine hundred eighty-seven thousand, seven hundred seventy-six".