5555886 has 16 divisors (see below), whose sum is σ = 12699264. Its totient is φ = 1587384.

The previous prime is 5555873. The next prime is 5555897. The reversal of 5555886 is 6885555.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 132283 = 5555886 / (5 + 5 + 5 + 5 + 8 + 8 + 6).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66100 + ... + 66183.

It is an arithmetic number, because the mean of its divisors is an integer number (793704).

Almost surely, 2^5555886 is an apocalyptic number.

5555886 is an abundant number, since it is smaller than the sum of its proper divisors (7143378).

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

5555886 is a wasteful number, since it uses less digits than its factorization.

5555886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132295.

The product of its digits is 240000, while the sum is 42.

The square root of 5555886 is about 2357.0927007651. The cubic root of 5555886 is about 177.1132729570.

It can be divided in two parts, 5555 and 886, that added together give a triangular number (6441 = T₁₁₃).

The spelling of 5555886 in words is "five million, five hundred fifty-five thousand, eight hundred eighty-six".