598687 has 2 divisors, whose sum is σ = 598688. Its totient is φ = 598686.

The previous prime is 598681. The next prime is 598691. The reversal of 598687 is 786895.

It is a happy number.

598687 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 598687 - 2¹⁵ = 565919 is a prime.

It is a super-2 number, since 2×598687² = 716852247938, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (598681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 299343 + 299344.

It is an arithmetic number, because the mean of its divisors is an integer number (299344).

2⁵⁹⁸⁶⁸⁷ is an apocalyptic number.

598687 is a deficient number, since it is larger than the sum of its proper divisors (1).

598687 is an equidigital number, since it uses as much as digits as its factorization.

598687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 43.

The square root of 598687 is about 773.7486672040. The cubic root of 598687 is about 84.2816978702.

The spelling of 598687 in words is "five hundred ninety-eight thousand, six hundred eighty-seven".