5725 has 6 divisors (see below), whose sum is σ = 7130. Its totient is φ = 4560.

The previous prime is 5717. The next prime is 5737. The reversal of 5725 is 5275.

5725 = 53² + 54².

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1369 + 4356 = 37^2 + 66^2 .

It is not a de Polignac number, because 5725 - 2³ = 5717 is a prime.

It is a plaindrome in base 7.

It is a nialpdrome in base 9.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 90 + ... + 139.

5725 is the 54-th centered square number.

It is an amenable number.

5725 is a deficient number, since it is larger than the sum of its proper divisors (1405).

5725 is a wasteful number, since it uses less digits than its factorization.

5725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239 (or 234 counting only the distinct ones).

The product of its digits is 350, while the sum is 19.

The square root of 5725 is about 75.6637297521. The cubic root of 5725 is about 17.8892375198.

The spelling of 5725 in words is "five thousand, seven hundred twenty-five".