598445 has 4 divisors (see below), whose sum is σ = 718140. Its totient is φ = 478752.

The previous prime is 598439. The next prime is 598447. The reversal of 598445 is 544895.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 98596 + 499849 = 314^2 + 707^2 .

It is a cyclic number.

It is not a de Polignac number, because 598445 - 2⁸ = 598189 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (598447) 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, 59840 + ... + 59849.

It is an arithmetic number, because the mean of its divisors is an integer number (179535).

2⁵⁹⁸⁴⁴⁵ is an apocalyptic number.

It is an amenable number.

598445 is a deficient number, since it is larger than the sum of its proper divisors (119695).

598445 is a wasteful number, since it uses less digits than its factorization.

598445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119694.

The product of its digits is 28800, while the sum is 35.

The square root of 598445 is about 773.5922698683. The cubic root of 598445 is about 84.2703402829.

The spelling of 598445 in words is "five hundred ninety-eight thousand, four hundred forty-five".