598650 has 48 divisors (see below), whose sum is σ = 1604064. Its totient is φ = 146880.

The previous prime is 598649. The next prime is 598651. The reversal of 598650 is 56895.

It is an interprime number because it is at equal distance from previous prime (598649) and next prime (598651).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (598651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1797 + ... + 2103.

It is an arithmetic number, because the mean of its divisors is an integer number (33418).

2⁵⁹⁸⁶⁵⁰ is an apocalyptic number.

598650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 598650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (802032).

598650 is an abundant number, since it is smaller than the sum of its proper divisors (1005414).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

598650 is a wasteful number, since it uses less digits than its factorization.

598650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335 (or 330 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 33.

The square root of 598650 is about 773.7247572619. The cubic root of 598650 is about 84.2799615778.

The spelling of 598650 in words is "five hundred ninety-eight thousand, six hundred fifty".