2598855 has 32 divisors (see below), whose sum is σ = 4852224. Its totient is φ = 1163136.

The previous prime is 2598847. The next prime is 2598857. The reversal of 2598855 is 5588952.

It is not a de Polignac number, because 2598855 - 2³ = 2598847 is a prime.

It is a super-2 number, since 2×2598855² = 13508094622050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2598857) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5332 + ... + 5798.

It is an arithmetic number, because the mean of its divisors is an integer number (151632).

2^2598855 is an apocalyptic number.

2598855 is a deficient number, since it is larger than the sum of its proper divisors (2253369).

2598855 is a wasteful number, since it uses less digits than its factorization.

2598855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535.

The product of its digits is 144000, while the sum is 42.

The square root of 2598855 is about 1612.0964611338. The cubic root of 2598855 is about 137.4866984378.

The spelling of 2598855 in words is "two million, five hundred ninety-eight thousand, eight hundred fifty-five".