5721704 has 16 divisors (see below), whose sum is σ = 10769220. Its totient is φ = 2849920.

The previous prime is 5721697. The next prime is 5721713. The reversal of 5721704 is 4071275.

It can be written as a sum of positive squares in 2 ways, for example, as 5712100 + 9604 = 2390^2 + 98^2 .

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, 1124 + ... + 3564.

Almost surely, 2^5721704 is an apocalyptic number.

It is an amenable number.

5721704 is a deficient number, since it is larger than the sum of its proper divisors (5047516).

5721704 is a wasteful number, since it uses less digits than its factorization.

5721704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2740 (or 2736 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 26.

The square root of 5721704 is about 2392.0083611894. The cubic root of 5721704 is about 178.8580379366.

Adding to 5721704 its reverse (4071275), we get a palindrome (9792979).

The spelling of 5721704 in words is "five million, seven hundred twenty-one thousand, seven hundred four".