5720644 has 12 divisors (see below), whose sum is σ = 10281964. Its totient is φ = 2782944.

The previous prime is 5720621. The next prime is 5720657. The reversal of 5720644 is 4460275.

It can be written as a sum of positive squares in 2 ways, for example, as 2762244 + 2958400 = 1662^2 + 1720^2 .

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, 19179 + ... + 19474.

Almost surely, 2^5720644 is an apocalyptic number.

It is an amenable number.

5720644 is a deficient number, since it is larger than the sum of its proper divisors (4561320).

5720644 is a wasteful number, since it uses less digits than its factorization.

5720644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38694 (or 38692 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 5720644 is about 2391.7867797946. The cubic root of 5720644 is about 178.8469922044.

The spelling of 5720644 in words is "five million, seven hundred twenty thousand, six hundred forty-four".