499220526 has 24 divisors (see below), whose sum is σ = 1161452520. Its totient is φ = 142634352.

The previous prime is 499220509. The next prime is 499220549. The reversal of 499220526 is 625022994.

It is a super-2 number, since 2×499220526² = 498442267159433352, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 848721 + ... + 849308.

It is an arithmetic number, because the mean of its divisors is an integer number (48393855).

Almost surely, 2^499220526 is an apocalyptic number.

499220526 is an abundant number, since it is smaller than the sum of its proper divisors (662231994).

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

499220526 is a wasteful number, since it uses less digits than its factorization.

499220526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1698048 (or 1698041 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 499220526 is about 22343.2434082431. The cubic root of 499220526 is about 793.2878655218.

The spelling of 499220526 in words is "four hundred ninety-nine million, two hundred twenty thousand, five hundred twenty-six".