5775644 has 12 divisors (see below), whose sum is σ = 11551344. Its totient is φ = 2475264.

The previous prime is 5775617. The next prime is 5775661. The reversal of 5775644 is 4465775.

5775644 is an admirable number.

It is a super-2 number, since 2×5775644² = 66716127229472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5775598 and 5775607.

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, 103109 + ... + 103164.

It is an arithmetic number, because the mean of its divisors is an integer number (962612).

Almost surely, 2^5775644 is an apocalyptic number.

It is an amenable number.

5775644 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5775644 is a wasteful number, since it uses less digits than its factorization.

5775644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206284 (or 206282 counting only the distinct ones).

The product of its digits is 117600, while the sum is 38.

The square root of 5775644 is about 2403.2569567152. The cubic root of 5775644 is about 179.4183281072.

The spelling of 5775644 in words is "five million, seven hundred seventy-five thousand, six hundred forty-four".