5726439 has 12 divisors (see below), whose sum is σ = 8464456. Its totient is φ = 3728592.

The previous prime is 5726411. The next prime is 5726447. The reversal of 5726439 is 9346275.

5726439 is a `hidden beast` number, since 5 + 7 + 2 + 643 + 9 = 666.

5726439 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5726439 - 2⁵ = 5726407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5726459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7012 + ... + 7785.

Almost surely, 2^5726439 is an apocalyptic number.

5726439 is a deficient number, since it is larger than the sum of its proper divisors (2738017).

5726439 is a wasteful number, since it uses less digits than its factorization.

5726439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14846 (or 14843 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 5726439 is about 2392.9979105716. The cubic root of 5726439 is about 178.9073623629.

The spelling of 5726439 in words is "five million, seven hundred twenty-six thousand, four hundred thirty-nine".