5598618 has 16 divisors (see below), whose sum is σ = 11500320. Its totient is φ = 1815696.

The previous prime is 5598617. The next prime is 5598623. The reversal of 5598618 is 8168955.

It is a self number, because there is not a number n which added to its sum of digits gives 5598618.

It is not an unprimeable number, because it can be changed into a prime (5598611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12388 + ... + 12831.

It is an arithmetic number, because the mean of its divisors is an integer number (718770).

Almost surely, 2^5598618 is an apocalyptic number.

5598618 is an abundant number, since it is smaller than the sum of its proper divisors (5901702).

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

5598618 is a wasteful number, since it uses less digits than its factorization.

5598618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25261.

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

The square root of 5598618 is about 2366.1398944272. The cubic root of 5598618 is about 177.5661910118.

It can be divided in two parts, 5598 and 618, that added together give a triangular number (6216 = T₁₁₁).

The spelling of 5598618 in words is "five million, five hundred ninety-eight thousand, six hundred eighteen".