5665766 has 8 divisors (see below), whose sum is σ = 8696424. Its totient is φ = 2766960.

The previous prime is 5665747. The next prime is 5665783. The reversal of 5665766 is 6675665.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32855 + ... + 33026.

It is an arithmetic number, because the mean of its divisors is an integer number (1087053).

Almost surely, 2^5665766 is an apocalyptic number.

5665766 is a deficient number, since it is larger than the sum of its proper divisors (3030658).

5665766 is a wasteful number, since it uses less digits than its factorization.

5665766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65926.

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

The square root of 5665766 is about 2380.2869574906. The cubic root of 5665766 is about 178.2732620531.

The spelling of 5665766 in words is "five million, six hundred sixty-five thousand, seven hundred sixty-six".