5666166 has 32 divisors (see below), whose sum is σ = 13737600. Its totient is φ = 1716840.

The previous prime is 5666131. The next prime is 5666189. The reversal of 5666166 is 6616665.

It is a self number, because there is not a number n which added to its sum of digits gives 5666166.

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, 4176 + ... + 5363.

It is an arithmetic number, because the mean of its divisors is an integer number (429300).

Almost surely, 2^5666166 is an apocalyptic number.

5666166 is an abundant number, since it is smaller than the sum of its proper divisors (8071434).

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

5666166 is a wasteful number, since it uses less digits than its factorization.

5666166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9561 (or 9555 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 5666166 is about 2380.3709794904. The cubic root of 5666166 is about 178.2774572861.

It can be divided in two parts, 5666 and 166, that added together give a cube (5832 = 18³).

The spelling of 5666166 in words is "five million, six hundred sixty-six thousand, one hundred sixty-six".