4422749 has 2 divisors, whose sum is σ = 4422750. Its totient is φ = 4422748.

The previous prime is 4422673. The next prime is 4422757. The reversal of 4422749 is 9472244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3829849 + 592900 = 1957^2 + 770^2 .

It is a cyclic number.

It is not a de Polignac number, because 4422749 - 2⁸ = 4422493 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4422799) 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 as a sum of consecutive naturals, namely, 2211374 + 2211375.

It is an arithmetic number, because the mean of its divisors is an integer number (2211375).

Almost surely, 2^4422749 is an apocalyptic number.

It is an amenable number.

4422749 is a deficient number, since it is larger than the sum of its proper divisors (1).

4422749 is an equidigital number, since it uses as much as digits as its factorization.

4422749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 32.

The square root of 4422749 is about 2103.0332855188. The cubic root of 4422749 is about 164.1461739589.

The spelling of 4422749 in words is "four million, four hundred twenty-two thousand, seven hundred forty-nine".