5656166 has 4 divisors (see below), whose sum is σ = 8484252. Its totient is φ = 2828082.

The previous prime is 5656141. The next prime is 5656171. The reversal of 5656166 is 6616565.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1414040 + ... + 1414043.

It is an arithmetic number, because the mean of its divisors is an integer number (2121063).

Almost surely, 2^5656166 is an apocalyptic number.

5656166 is a deficient number, since it is larger than the sum of its proper divisors (2828086).

5656166 is a wasteful number, since it uses less digits than its factorization.

5656166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2828085.

The product of its digits is 32400, while the sum is 35.

The square root of 5656166 is about 2378.2695389716. The cubic root of 5656166 is about 178.1725171681.

The spelling of 5656166 in words is "five million, six hundred fifty-six thousand, one hundred sixty-six".