5566842 has 12 divisors (see below), whose sum is σ = 12061530. Its totient is φ = 1855608.

The previous prime is 5566807. The next prime is 5566843. The reversal of 5566842 is 2486655.

5566842 is a `hidden beast` number, since 556 + 68 + 42 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5103081 + 463761 = 2259^2 + 681^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5566797 and 5566806.

It is not an unprimeable number, because it can be changed into a prime (5566843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 154617 + ... + 154652.

Almost surely, 2^5566842 is an apocalyptic number.

5566842 is an abundant number, since it is smaller than the sum of its proper divisors (6494688).

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

5566842 is a wasteful number, since it uses less digits than its factorization.

5566842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309277 (or 309274 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 5566842 is about 2359.4156056108. The cubic root of 5566842 is about 177.2296167717.

The spelling of 5566842 in words is "five million, five hundred sixty-six thousand, eight hundred forty-two".