498339728 has 20 divisors (see below), whose sum is σ = 987988848. Its totient is φ = 243374880.

The previous prime is 498339727. The next prime is 498339749. The reversal of 498339728 is 827933894.

It is a super-2 number, since 2×498339728² = 496684969006227968, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 498339728.

It is not an unprimeable number, because it can be changed into a prime (498339727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 361478 + ... + 362853.

Almost surely, 2^498339728 is an apocalyptic number.

It is an amenable number.

498339728 is a deficient number, since it is larger than the sum of its proper divisors (489649120).

498339728 is a wasteful number, since it uses less digits than its factorization.

498339728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724382 (or 724376 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 53.

The square root of 498339728 is about 22323.5240945510. The cubic root of 498339728 is about 792.8210459741.

The spelling of 498339728 in words is "four hundred ninety-eight million, three hundred thirty-nine thousand, seven hundred twenty-eight".