5729439 has 8 divisors (see below), whose sum is σ = 7707312. Its totient is φ = 3785600.

The previous prime is 5729419. The next prime is 5729447. The reversal of 5729439 is 9349275.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5729439 - 2⁸ = 5729183 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5729397 and 5729406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5729419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8112 + ... + 8789.

It is an arithmetic number, because the mean of its divisors is an integer number (963414).

Almost surely, 2^5729439 is an apocalyptic number.

5729439 is a deficient number, since it is larger than the sum of its proper divisors (1977873).

5729439 is a wasteful number, since it uses less digits than its factorization.

5729439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17017.

The product of its digits is 68040, while the sum is 39.

The square root of 5729439 is about 2393.6246572928. The cubic root of 5729439 is about 178.9385992501.

It can be divided in two parts, 572 and 9439, that added together give a triangular number (10011 = T₁₄₁).

The spelling of 5729439 in words is "five million, seven hundred twenty-nine thousand, four hundred thirty-nine".