5726449 has 3 divisors (see below), whose sum is σ = 5728843. Its totient is φ = 5724056.

The previous prime is 5726447. The next prime is 5726459. The reversal of 5726449 is 9446275.

The square root of 5726449 is 2393.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 119025 + 5607424 = 345^2 + 2368^2 .

It is not a de Polignac number, because 5726449 - 2¹ = 5726447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5726447) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1197 + ... + 3589.

Almost surely, 2^5726449 is an apocalyptic number.

5726449 is the 2393-rd square number.

5726449 is the 1197-th centered octagonal number.

It is an amenable number.

5726449 is a deficient number, since it is larger than the sum of its proper divisors (2394).

5726449 is an frugal number, since it uses more digits than its factorization.

5726449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4786 (or 2393 counting only the distinct ones).

The product of its digits is 60480, while the sum is 37.

The cubic root of 5726449 is about 178.9074665039.

It can be divided in two parts, 572 and 6449, that added together give a triangular number (7021 = T₁₁₈).

The spelling of 5726449 in words is "five million, seven hundred twenty-six thousand, four hundred forty-nine".