22765822 has 16 divisors (see below), whose sum is σ = 36290592. Its totient is φ = 10673920.

The previous prime is 22765801. The next prime is 22765823. The reversal of 22765822 is 22856722.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22765823) 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, 9498 + ... + 11650.

It is an arithmetic number, because the mean of its divisors is an integer number (2268162).

Almost surely, 2^22765822 is an apocalyptic number.

22765822 is a deficient number, since it is larger than the sum of its proper divisors (13524770).

22765822 is a wasteful number, since it uses less digits than its factorization.

22765822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2483.

The product of its digits is 26880, while the sum is 34.

The square root of 22765822 is about 4771.3543150766. The cubic root of 22765822 is about 283.4182281553.

It can be divided in two parts, 227 and 65822, that added together give a square (66049 = 257²).

The spelling of 22765822 in words is "twenty-two million, seven hundred sixty-five thousand, eight hundred twenty-two".