2822768149 has 2 divisors, whose sum is σ = 2822768150. Its totient is φ = 2822768148.

The previous prime is 2822768141. The next prime is 2822768183. The reversal of 2822768149 is 9418672282.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2680132900 + 142635249 = 51770^2 + 11943^2 .

It is a cyclic number.

It is not a de Polignac number, because 2822768149 - 2³ = 2822768141 is a prime.

It is a super-3 number, since 3×2822768149³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2822768141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1411384074 + 1411384075.

It is an arithmetic number, because the mean of its divisors is an integer number (1411384075).

Almost surely, 2^2822768149 is an apocalyptic number.

It is an amenable number.

2822768149 is a deficient number, since it is larger than the sum of its proper divisors (1).

2822768149 is an equidigital number, since it uses as much as digits as its factorization.

2822768149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 774144, while the sum is 49.

The square root of 2822768149 is about 53129.7294271296. The cubic root of 2822768149 is about 1413.2697700377.

The spelling of 2822768149 in words is "two billion, eight hundred twenty-two million, seven hundred sixty-eight thousand, one hundred forty-nine".