2022765 has 8 divisors (see below), whose sum is σ = 3236448. Its totient is φ = 1078800.

The previous prime is 2022751. The next prime is 2022767. The reversal of 2022765 is 5672202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2022765 - 2⁴ = 2022749 is a prime.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 67411 + ... + 67440.

It is an arithmetic number, because the mean of its divisors is an integer number (404556).

2^2022765 is an apocalyptic number.

It is an amenable number.

2022765 is a deficient number, since it is larger than the sum of its proper divisors (1213683).

2022765 is a wasteful number, since it uses less digits than its factorization.

2022765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134859.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 2022765 is about 1422.2394313195. The cubic root of 2022765 is about 126.4683376730.

Adding to 2022765 its reverse (5672202), we get a palindrome (7694967).

The spelling of 2022765 in words is "two million, twenty-two thousand, seven hundred sixty-five".