498972798 has 32 divisors (see below), whose sum is σ = 1122527520. Its totient is φ = 166322808.

The previous prime is 498972781. The next prime is 498972809. The reversal of 498972798 is 897279894.

498972798 is a `hidden beast` number, since 498 + 9 + 72 + 79 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52665 + ... + 61412.

It is an arithmetic number, because the mean of its divisors is an integer number (35078985).

Almost surely, 2^498972798 is an apocalyptic number.

498972798 is an abundant number, since it is smaller than the sum of its proper divisors (623554722).

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

498972798 is an equidigital number, since it uses as much as digits as its factorization.

498972798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114100 (or 114082 counting only the distinct ones).

The product of its digits is 18289152, while the sum is 63.

The square root of 498972798 is about 22337.6990310103. The cubic root of 498972798 is about 793.1566261721.

The spelling of 498972798 in words is "four hundred ninety-eight million, nine hundred seventy-two thousand, seven hundred ninety-eight".