598779 has 16 divisors (see below), whose sum is σ = 903040. Its totient is φ = 392040.

The previous prime is 598777. The next prime is 598783. The reversal of 598779 is 977895.

It is not a de Polignac number, because 598779 - 2¹ = 598777 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (598777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1644 + ... + 1974.

It is an arithmetic number, because the mean of its divisors is an integer number (56440).

2⁵⁹⁸⁷⁷⁹ is an apocalyptic number.

598779 is a deficient number, since it is larger than the sum of its proper divisors (304261).

598779 is a wasteful number, since it uses less digits than its factorization.

598779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407 (or 401 counting only the distinct ones).

The product of its digits is 158760, while the sum is 45.

The square root of 598779 is about 773.8081157496. The cubic root of 598779 is about 84.2860148277.

The spelling of 598779 in words is "five hundred ninety-eight thousand, seven hundred seventy-nine".