609598 has 16 divisors (see below), whose sum is σ = 1010160. Its totient is φ = 275880.

The previous prime is 609593. The next prime is 609599. The reversal of 609598 is 895906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (609593) 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 7 ways as a sum of consecutive naturals, for example, 2548 + ... + 2776.

It is an arithmetic number, because the mean of its divisors is an integer number (63135).

2⁶⁰⁹⁵⁹⁸ is an apocalyptic number.

609598 is a deficient number, since it is larger than the sum of its proper divisors (400562).

609598 is a wasteful number, since it uses less digits than its factorization.

609598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264 (or 242 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 609598 is about 780.7675710479. The cubic root of 609598 is about 84.7906265598.

The spelling of 609598 in words is "six hundred nine thousand, five hundred ninety-eight".