255305598 has 16 divisors (see below), whose sum is σ = 521475840. Its totient is φ = 83291096.

The previous prime is 255305591. The next prime is 255305623. The reversal of 255305598 is 895503552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255305591) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452388 + ... + 452951.

It is an arithmetic number, because the mean of its divisors is an integer number (32592240).

Almost surely, 2^255305598 is an apocalyptic number.

255305598 is an abundant number, since it is smaller than the sum of its proper divisors (266170242).

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

255305598 is a wasteful number, since it uses less digits than its factorization.

255305598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905391.

The product of its (nonzero) digits is 270000, while the sum is 42.

The square root of 255305598 is about 15978.2852021110. The cubic root of 255305598 is about 634.3857892088.

The spelling of 255305598 in words is "two hundred fifty-five million, three hundred five thousand, five hundred ninety-eight".