5722665 has 16 divisors (see below), whose sum is σ = 9860928. Its totient is φ = 2817216.

The previous prime is 5722649. The next prime is 5722697. The reversal of 5722665 is 5662275.

It is not a de Polignac number, because 5722665 - 2⁴ = 5722649 is a prime.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 14479 + ... + 14868.

It is an arithmetic number, because the mean of its divisors is an integer number (616308).

Almost surely, 2^5722665 is an apocalyptic number.

It is an amenable number.

5722665 is a deficient number, since it is larger than the sum of its proper divisors (4138263).

5722665 is a wasteful number, since it uses less digits than its factorization.

5722665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29368.

The product of its digits is 25200, while the sum is 33.

The square root of 5722665 is about 2392.2092299797. The cubic root of 5722665 is about 178.8680508600.

It can be divided in two parts, 57226 and 65, that added together give a triangular number (57291 = T₃₃₈).

The spelling of 5722665 in words is "five million, seven hundred twenty-two thousand, six hundred sixty-five".