498740589 has 24 divisors (see below), whose sum is σ = 729349920. Its totient is φ = 328384608.

The previous prime is 498740581. The next prime is 498740621. The reversal of 498740589 is 985047894.

498740589 is a `hidden beast` number, since 498 + 74 + 0 + 5 + 89 = 666.

It is not a de Polignac number, because 498740589 - 2³ = 498740581 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498740581) 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, 449167 + ... + 450275.

It is an arithmetic number, because the mean of its divisors is an integer number (30389580).

Almost surely, 2^498740589 is an apocalyptic number.

It is an amenable number.

498740589 is a deficient number, since it is larger than the sum of its proper divisors (230609331).

498740589 is a wasteful number, since it uses less digits than its factorization.

498740589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1689 (or 1686 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The square root of 498740589 is about 22332.5007332363. The cubic root of 498740589 is about 793.0335689061.

The spelling of 498740589 in words is "four hundred ninety-eight million, seven hundred forty thousand, five hundred eighty-nine".