5616166 has 4 divisors (see below), whose sum is σ = 8424252. Its totient is φ = 2808082.

The previous prime is 5616161. The next prime is 5616181. The reversal of 5616166 is 6616165.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6616165 = 5 ⋅1323233.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5616161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1404040 + ... + 1404043.

It is an arithmetic number, because the mean of its divisors is an integer number (2106063).

Almost surely, 2^5616166 is an apocalyptic number.

5616166 is a deficient number, since it is larger than the sum of its proper divisors (2808086).

5616166 is a wasteful number, since it uses less digits than its factorization.

5616166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2808085.

The product of its digits is 6480, while the sum is 31.

The square root of 5616166 is about 2369.8451426201. The cubic root of 5616166 is about 177.7515154203.

Subtracting 5616166 from its reverse (6616165), we obtain a palindrome (999999).

The spelling of 5616166 in words is "five million, six hundred sixteen thousand, one hundred sixty-six".