598699 has 4 divisors (see below), whose sum is σ = 602536. Its totient is φ = 594864.

The previous prime is 598691. The next prime is 598711. The reversal of 598699 is 996895.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 996895 = 5 ⋅199379.

It is a cyclic number.

It is not a de Polignac number, because 598699 - 2³ = 598691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (598691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1674 + ... + 1999.

It is an arithmetic number, because the mean of its divisors is an integer number (150634).

2⁵⁹⁸⁶⁹⁹ is an apocalyptic number.

598699 is a deficient number, since it is larger than the sum of its proper divisors (3837).

598699 is a wasteful number, since it uses less digits than its factorization.

598699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3836.

The product of its digits is 174960, while the sum is 46.

The square root of 598699 is about 773.7564216212. The cubic root of 598699 is about 84.2822609767.

The spelling of 598699 in words is "five hundred ninety-eight thousand, six hundred ninety-nine".