5518870 has 32 divisors (see below), whose sum is σ = 11592000. Its totient is φ = 1891008.

The previous prime is 5518859. The next prime is 5518913. The reversal of 5518870 is 788155.

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, 2626 + ... + 4234.

It is an arithmetic number, because the mean of its divisors is an integer number (362250).

Almost surely, 2^5518870 is an apocalyptic number.

5518870 is an abundant number, since it is smaller than the sum of its proper divisors (6073130).

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

5518870 is a wasteful number, since it uses less digits than its factorization.

5518870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1637 (or 1623 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 34.

The square root of 5518870 is about 2349.2275326158. The cubic root of 5518870 is about 176.7190580741.

The spelling of 5518870 in words is "five million, five hundred eighteen thousand, eight hundred seventy".