5769721 has 2 divisors, whose sum is σ = 5769722. Its totient is φ = 5769720.

The previous prime is 5769719. The next prime is 5769769. The reversal of 5769721 is 1279675.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3474496 + 2295225 = 1864^2 + 1515^2 .

It is a cyclic number.

It is not a de Polignac number, because 5769721 - 2¹ = 5769719 is a prime.

Together with 5769719, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5769791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2884860 + 2884861.

It is an arithmetic number, because the mean of its divisors is an integer number (2884861).

Almost surely, 2^5769721 is an apocalyptic number.

It is an amenable number.

5769721 is a deficient number, since it is larger than the sum of its proper divisors (1).

5769721 is an equidigital number, since it uses as much as digits as its factorization.

5769721 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26460, while the sum is 37.

The square root of 5769721 is about 2402.0243545809. The cubic root of 5769721 is about 179.3569751664.

The spelling of 5769721 in words is "five million, seven hundred sixty-nine thousand, seven hundred twenty-one".