2622044749 has 2 divisors, whose sum is σ = 2622044750. Its totient is φ = 2622044748.

The previous prime is 2622044723. The next prime is 2622044807. The reversal of 2622044749 is 9474402262.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2421624100 + 200420649 = 49210^2 + 14157^2 .

It is a cyclic number.

It is not a de Polignac number, because 2622044749 - 2¹⁷ = 2621913677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2622041749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1311022374 + 1311022375.

It is an arithmetic number, because the mean of its divisors is an integer number (1311022375).

Almost surely, 2^2622044749 is an apocalyptic number.

It is an amenable number.

2622044749 is a deficient number, since it is larger than the sum of its proper divisors (1).

2622044749 is an equidigital number, since it uses as much as digits as its factorization.

2622044749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 40.

The square root of 2622044749 is about 51205.9054113879. The cubic root of 2622044749 is about 1378.9442231087.

The spelling of 2622044749 in words is "two billion, six hundred twenty-two million, forty-four thousand, seven hundred forty-nine".