2022764 has 6 divisors (see below), whose sum is σ = 3539844. Its totient is φ = 1011380.

The previous prime is 2022751. The next prime is 2022767. The reversal of 2022764 is 4672202.

It is not an unprimeable number, because it can be changed into a prime (2022767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252842 + ... + 252849.

It is an arithmetic number, because the mean of its divisors is an integer number (589974).

2^2022764 is an apocalyptic number.

It is an amenable number.

2022764 is a deficient number, since it is larger than the sum of its proper divisors (1517080).

2022764 is a wasteful number, since it uses less digits than its factorization.

2022764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505695 (or 505693 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 2022764 is about 1422.2390797612. The cubic root of 2022764 is about 126.4683168321.

Adding to 2022764 its reverse (4672202), we get a palindrome (6694966).

The spelling of 2022764 in words is "two million, twenty-two thousand, seven hundred sixty-four".