620598 has 16 divisors (see below), whose sum is σ = 1354176. Its totient is φ = 188040.

The previous prime is 620579. The next prime is 620603. The reversal of 620598 is 895026.

620598 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a plaindrome in base 14.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 620598.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4636 + ... + 4767.

It is an arithmetic number, because the mean of its divisors is an integer number (84636).

2⁶²⁰⁵⁹⁸ is an apocalyptic number.

620598 is an abundant number, since it is smaller than the sum of its proper divisors (733578).

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

620598 is a wasteful number, since it uses less digits than its factorization.

620598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9419.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 620598 is about 787.7804262610. The cubic root of 620598 is about 85.2975958480.

The spelling of 620598 in words is "six hundred twenty thousand, five hundred ninety-eight".