5656766 has 4 divisors (see below), whose sum is σ = 8485152. Its totient is φ = 2828382.

The previous prime is 5656759. The next prime is 5656789. The reversal of 5656766 is 6676565.

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

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, 1414190 + ... + 1414193.

It is an arithmetic number, because the mean of its divisors is an integer number (2121288).

Almost surely, 2^5656766 is an apocalyptic number.

5656766 is a deficient number, since it is larger than the sum of its proper divisors (2828386).

5656766 is a wasteful number, since it uses less digits than its factorization.

5656766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2828385.

The product of its digits is 226800, while the sum is 41.

The square root of 5656766 is about 2378.3956777626. The cubic root of 5656766 is about 178.1788170616.

The spelling of 5656766 in words is "five million, six hundred fifty-six thousand, seven hundred sixty-six".