5518886 has 4 divisors (see below), whose sum is σ = 8278332. Its totient is φ = 2759442.

The previous prime is 5518859. The next prime is 5518913. The reversal of 5518886 is 6888155.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (5518859) and next prime (5518913).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1379720 + ... + 1379723.

It is an arithmetic number, because the mean of its divisors is an integer number (2069583).

Almost surely, 2^5518886 is an apocalyptic number.

5518886 is a deficient number, since it is larger than the sum of its proper divisors (2759446).

5518886 is a wasteful number, since it uses less digits than its factorization.

5518886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2759445.

The product of its digits is 76800, while the sum is 41.

The square root of 5518886 is about 2349.2309379880. The cubic root of 5518886 is about 176.7192288520.

The spelling of 5518886 in words is "five million, five hundred eighteen thousand, eight hundred eighty-six".