5618598 has 16 divisors (see below), whose sum is σ = 11541360. Its totient is φ = 1822176.

The previous prime is 5618597. The next prime is 5618611. The reversal of 5618598 is 8958165.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5618597) 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, 12433 + ... + 12876.

It is an arithmetic number, because the mean of its divisors is an integer number (721335).

Almost surely, 2^5618598 is an apocalyptic number.

5618598 is an abundant number, since it is smaller than the sum of its proper divisors (5922762).

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

5618598 is a wasteful number, since it uses less digits than its factorization.

5618598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25351.

The product of its digits is 86400, while the sum is 42.

The square root of 5618598 is about 2370.3582007789. The cubic root of 5618598 is about 177.7771692977. Note that the first 3 decimals are identical.

It can be divided in two parts, 5618 and 598, that added together give a triangular number (6216 = T₁₁₁).

The spelling of 5618598 in words is "five million, six hundred eighteen thousand, five hundred ninety-eight".