498632864 has 12 divisors (see below), whose sum is σ = 981683514. Its totient is φ = 249316416.

The previous prime is 498632843. The next prime is 498632881. The reversal of 498632864 is 468236894.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 470542864 + 28090000 = 21692^2 + 5300^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7791107 + ... + 7791170.

Almost surely, 2^498632864 is an apocalyptic number.

It is an amenable number.

498632864 is a deficient number, since it is larger than the sum of its proper divisors (483050650).

498632864 is a wasteful number, since it uses less digits than its factorization.

498632864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15582287 (or 15582279 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 50.

The square root of 498632864 is about 22330.0887593399. The cubic root of 498632864 is about 792.9764679505.

The spelling of 498632864 in words is "four hundred ninety-eight million, six hundred thirty-two thousand, eight hundred sixty-four".