5649766 has 16 divisors (see below), whose sum is σ = 8895744. Its totient is φ = 2686024.

The previous prime is 5649757. The next prime is 5649769. The reversal of 5649766 is 6679465.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5649769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11865 + ... + 12331.

It is an arithmetic number, because the mean of its divisors is an integer number (555984).

Almost surely, 2^5649766 is an apocalyptic number.

5649766 is a deficient number, since it is larger than the sum of its proper divisors (3245978).

5649766 is a wasteful number, since it uses less digits than its factorization.

5649766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755.

The product of its digits is 272160, while the sum is 43.

The square root of 5649766 is about 2376.9236420213. The cubic root of 5649766 is about 178.1052905657.

The spelling of 5649766 in words is "five million, six hundred forty-nine thousand, seven hundred sixty-six".