598006660 has 24 divisors (see below), whose sum is σ = 1256385816. Its totient is φ = 239093760.

The previous prime is 598006657. The next prime is 598006667. The reversal of 598006660 is 66600895.

It can be written as a sum of positive squares in 4 ways, for example, as 151191616 + 446815044 = 12296^2 + 21138^2 .

It is a super-2 number, since 2×598006660² = 715223930808711200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (598006667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49630 + ... + 60490.

It is an arithmetic number, because the mean of its divisors is an integer number (52349409).

Almost surely, 2^598006660 is an apocalyptic number.

It is an amenable number.

598006660 is an abundant number, since it is smaller than the sum of its proper divisors (658379156).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

598006660 is a wasteful number, since it uses less digits than its factorization.

598006660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13623 (or 13621 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 598006660 is about 24454.1746947224. The cubic root of 598006660 is about 842.4976023318.

The spelling of 598006660 in words is "five hundred ninety-eight million, six thousand, six hundred sixty".