598540489 has 4 divisors (see below), whose sum is σ = 630042640. Its totient is φ = 567038340.

The previous prime is 598540469. The next prime is 598540499. The reversal of 598540489 is 984045895.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 598540489 - 2⁵ = 598540457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (598540409) 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, 15751047 + ... + 15751084.

It is an arithmetic number, because the mean of its divisors is an integer number (157510660).

Almost surely, 2^598540489 is an apocalyptic number.

It is an amenable number.

598540489 is a deficient number, since it is larger than the sum of its proper divisors (31502151).

598540489 is a wasteful number, since it uses less digits than its factorization.

598540489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31502150.

The product of its (nonzero) digits is 2073600, while the sum is 52.

The square root of 598540489 is about 24465.0871447457. The cubic root of 598540489 is about 842.7482215536.

The spelling of 598540489 in words is "five hundred ninety-eight million, five hundred forty thousand, four hundred eighty-nine".