5665776 has 20 divisors (see below), whose sum is σ = 14636712. Its totient is φ = 1888576.

The previous prime is 5665747. The next prime is 5665783. The reversal of 5665776 is 6775665.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58971 + ... + 59066.

Almost surely, 2^5665776 is an apocalyptic number.

It is an amenable number.

5665776 is an abundant number, since it is smaller than the sum of its proper divisors (8970936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5665776 is a wasteful number, since it uses less digits than its factorization.

5665776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118048 (or 118042 counting only the distinct ones).

The product of its digits is 264600, while the sum is 42.

The square root of 5665776 is about 2380.2890580768. The cubic root of 5665776 is about 178.2733669363.

It can be divided in two parts, 5665 and 776, that added together give a triangular number (6441 = T₁₁₃).

The spelling of 5665776 in words is "five million, six hundred sixty-five thousand, seven hundred seventy-six".