5518860 has 48 divisors (see below), whose sum is σ = 15724800. Its totient is φ = 1445824.

The previous prime is 5518859. The next prime is 5518913. The reversal of 5518860 is 688155.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2761 + ... + 4319.

It is an arithmetic number, because the mean of its divisors is an integer number (327600).

Almost surely, 2^5518860 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5518860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7862400).

5518860 is an abundant number, since it is smaller than the sum of its proper divisors (10205940).

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

5518860 is a wasteful number, since it uses less digits than its factorization.

5518860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1630 (or 1628 counting only the distinct ones).

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

The square root of 5518860 is about 2349.2254042556. The cubic root of 5518860 is about 176.7189513378.

It can be divided in two parts, 55 and 18860, that added together give a triangular number (18915 = T₁₉₄).

The spelling of 5518860 in words is "five million, five hundred eighteen thousand, eight hundred sixty".