499554498 has 32 divisors (see below), whose sum is σ = 1068949440. Its totient is φ = 155165760.

The previous prime is 499554449. The next prime is 499554499. The reversal of 499554498 is 894455994.

It is a super-5 number, since 5×499554498⁵ (a number of 45 digits) contains 55555 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is not an unprimeable number, because it can be changed into a prime (499554499) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28965 + ... + 42872.

It is an arithmetic number, because the mean of its divisors is an integer number (33404670).

Almost surely, 2^499554498 is an apocalyptic number.

499554498 is an abundant number, since it is smaller than the sum of its proper divisors (569394942).

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

499554498 is a wasteful number, since it uses less digits than its factorization.

499554498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71922.

The product of its digits is 9331200, while the sum is 57.

The square root of 499554498 is about 22350.7158274629. The cubic root of 499554498 is about 793.4647258228.

The spelling of 499554498 in words is "four hundred ninety-nine million, five hundred fifty-four thousand, four hundred ninety-eight".