598965 has 16 divisors (see below), whose sum is σ = 973248. Its totient is φ = 314496.

The previous prime is 598963. The next prime is 598967. The reversal of 598965 is 569895.

598965 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

598965 is a nontrivial binomial coefficient, being equal to C(1095, 2).

It is an interprime number because it is at equal distance from previous prime (598963) and next prime (598967).

It is not a de Polignac number, because 598965 - 2¹ = 598963 is a prime.

598965 is a lucky number.

It is a plaindrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (598963) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 822 + ... + 1368.

It is an arithmetic number, because the mean of its divisors is an integer number (60828).

2⁵⁹⁸⁹⁶⁵ is an apocalyptic number.

598965 is the 1094-th triangular number.

It is an amenable number.

598965 is a deficient number, since it is larger than the sum of its proper divisors (374283).

598965 is a wasteful number, since it uses less digits than its factorization.

598965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628.

The product of its digits is 97200, while the sum is 42.

The square root of 598965 is about 773.9282912518. The cubic root of 598965 is about 84.2947412392.

The spelling of 598965 in words is "five hundred ninety-eight thousand, nine hundred sixty-five".