5518086 has 36 divisors (see below), whose sum is σ = 12932388. Its totient is φ = 1565088.

The previous prime is 5518043. The next prime is 5518099. The reversal of 5518086 is 6808155.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 40210 + ... + 40346.

It is an arithmetic number, because the mean of its divisors is an integer number (359233).

Almost surely, 2^5518086 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5518086, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6466194).

5518086 is an abundant number, since it is smaller than the sum of its proper divisors (7414302).

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

5518086 is a wasteful number, since it uses less digits than its factorization.

5518086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293 (or 149 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 33.

The square root of 5518086 is about 2349.0606633291. The cubic root of 5518086 is about 176.7106895553.

Multiplying 5518086 by its product of nonzero digits (9600), we get a square (52973625600 = 230160²).

The spelling of 5518086 in words is "five million, five hundred eighteen thousand, eighty-six".