598261 has 2 divisors, whose sum is σ = 598262. Its totient is φ = 598260.

The previous prime is 598229. The next prime is 598303. The reversal of 598261 is 162895.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 342225 + 256036 = 585^2 + 506^2 .

It is a cyclic number.

It is not a de Polignac number, because 598261 - 2⁵ = 598229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (592261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 299130 + 299131.

It is an arithmetic number, because the mean of its divisors is an integer number (299131).

2⁵⁹⁸²⁶¹ is an apocalyptic number.

It is an amenable number.

598261 is a deficient number, since it is larger than the sum of its proper divisors (1).

598261 is an equidigital number, since it uses as much as digits as its factorization.

598261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 31.

The square root of 598261 is about 773.4733350284. The cubic root of 598261 is about 84.2617027127.

The spelling of 598261 in words is "five hundred ninety-eight thousand, two hundred sixty-one".