5722729 has 2 divisors, whose sum is σ = 5722730. Its totient is φ = 5722728.

The previous prime is 5722697. The next prime is 5722733. The reversal of 5722729 is 9272275.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3686400 + 2036329 = 1920^2 + 1427^2 .

It is a cyclic number.

It is not a de Polignac number, because 5722729 - 2⁵ = 5722697 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5722694 and 5722703.

It is not a weakly prime, because it can be changed into another prime (5722799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2861364 + 2861365.

It is an arithmetic number, because the mean of its divisors is an integer number (2861365).

Almost surely, 2^5722729 is an apocalyptic number.

It is an amenable number.

5722729 is a deficient number, since it is larger than the sum of its proper divisors (1).

5722729 is an equidigital number, since it uses as much as digits as its factorization.

5722729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17640, while the sum is 34.

The square root of 5722729 is about 2392.2226066986. Note that the first 3 decimals coincide. The cubic root of 5722729 is about 178.8687176538.

The spelling of 5722729 in words is "five million, seven hundred twenty-two thousand, seven hundred twenty-nine".