598931 has 2 divisors, whose sum is σ = 598932. Its totient is φ = 598930.

The previous prime is 598903. The next prime is 598933. The reversal of 598931 is 139895.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 598931 - 2⁶ = 598867 is a prime.

It is a super-2 number, since 2×598931² = 717436685522, which contains 22 as substring.

Together with 598933, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 598891 and 598900.

It is not a weakly prime, because it can be changed into another prime (598933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 299465 + 299466.

It is an arithmetic number, because the mean of its divisors is an integer number (299466).

2⁵⁹⁸⁹³¹ is an apocalyptic number.

598931 is a deficient number, since it is larger than the sum of its proper divisors (1).

598931 is an equidigital number, since it uses as much as digits as its factorization.

598931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9720, while the sum is 35.

The square root of 598931 is about 773.9063250808. The cubic root of 598931 is about 84.2931462236.

The spelling of 598931 in words is "five hundred ninety-eight thousand, nine hundred thirty-one".