498632859 has 24 divisors (see below), whose sum is σ = 744352752. Its totient is φ = 321451200.

The previous prime is 498632843. The next prime is 498632881. The reversal of 498632859 is 958236894.

It is not a de Polignac number, because 498632859 - 2⁴ = 498632843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (498632819) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32709 + ... + 45465.

It is an arithmetic number, because the mean of its divisors is an integer number (31014698).

Almost surely, 2^498632859 is an apocalyptic number.

498632859 is a deficient number, since it is larger than the sum of its proper divisors (245719893).

498632859 is a wasteful number, since it uses less digits than its factorization.

498632859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12907 (or 12904 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 54.

The square root of 498632859 is about 22330.0886473834. The cubic root of 498632859 is about 792.9764653000.

The spelling of 498632859 in words is "four hundred ninety-eight million, six hundred thirty-two thousand, eight hundred fifty-nine".