499779536 has 10 divisors (see below), whose sum is σ = 968322882. Its totient is φ = 249889760.

The previous prime is 499779521. The next prime is 499779547. The reversal of 499779536 is 635977994.

It can be written as a sum of positive squares in only one way, i.e., 444366400 + 55413136 = 21080^2 + 7444^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15618095 + ... + 15618126.

Almost surely, 2^499779536 is an apocalyptic number.

It is an amenable number.

499779536 is a deficient number, since it is larger than the sum of its proper divisors (468543346).

499779536 is a wasteful number, since it uses less digits than its factorization.

499779536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31236229 (or 31236223 counting only the distinct ones).

The product of its digits is 12859560, while the sum is 59.

The square root of 499779536 is about 22355.7495065587. The cubic root of 499779536 is about 793.5838539059.

The spelling of 499779536 in words is "four hundred ninety-nine million, seven hundred seventy-nine thousand, five hundred thirty-six".