5645776 has 20 divisors (see below), whose sum is σ = 10989252. Its totient is φ = 2809856.

The previous prime is 5645729. The next prime is 5645779. The reversal of 5645776 is 6775465.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5569600 + 76176 = 2360^2 + 276^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5645779) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3426 + ... + 4798.

Almost surely, 2^5645776 is an apocalyptic number.

It is an amenable number.

5645776 is a deficient number, since it is larger than the sum of its proper divisors (5343476).

5645776 is a wasteful number, since it uses less digits than its factorization.

5645776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1638 (or 1632 counting only the distinct ones).

The product of its digits is 176400, while the sum is 40.

The square root of 5645776 is about 2376.0841735932. The cubic root of 5645776 is about 178.0633532852.

The spelling of 5645776 in words is "five million, six hundred forty-five thousand, seven hundred seventy-six".