2022777 has 12 divisors (see below), whose sum is σ = 2935140. Its totient is φ = 1342368.

The previous prime is 2022773. The next prime is 2022791. The reversal of 2022777 is 7772202.

It can be written as a sum of positive squares in 2 ways, for example, as 184041 + 1838736 = 429^2 + 1356^2 .

It is not a de Polignac number, because 2022777 - 2² = 2022773 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2022777.

It is not an unprimeable number, because it can be changed into a prime (2022773) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2499 + ... + 3207.

It is an arithmetic number, because the mean of its divisors is an integer number (244595).

2^2022777 is an apocalyptic number.

It is an amenable number.

2022777 is a deficient number, since it is larger than the sum of its proper divisors (912363).

2022777 is a wasteful number, since it uses less digits than its factorization.

2022777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1032 (or 1029 counting only the distinct ones).

The product of its (nonzero) digits is 2744, while the sum is 27.

The square root of 2022777 is about 1422.2436500122. The cubic root of 2022777 is about 126.4685877625.

Adding to 2022777 its reverse (7772202), we get a palindrome (9794979).

The spelling of 2022777 in words is "two million, twenty-two thousand, seven hundred seventy-seven".