255598596 has 144 divisors (see below), whose sum is σ = 744726528. Its totient is φ = 73195200.

The previous prime is 255598573. The next prime is 255598613. The reversal of 255598596 is 695895552.

255598596 is a `hidden beast` number, since 2 + 5 + 559 + 85 + 9 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 576751 + ... + 577193.

It is an arithmetic number, because the mean of its divisors is an integer number (5171712).

Almost surely, 2^255598596 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255598596, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (372363264).

255598596 is an abundant number, since it is smaller than the sum of its proper divisors (489127932).

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

255598596 is a wasteful number, since it uses less digits than its factorization.

255598596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542 (or 537 counting only the distinct ones).

The product of its digits is 4860000, while the sum is 54.

The square root of 255598596 is about 15987.4512039912. The cubic root of 255598596 is about 634.6283778412.

The spelling of 255598596 in words is "two hundred fifty-five million, five hundred ninety-eight thousand, five hundred ninety-six".