22755770 has 16 divisors (see below), whose sum is σ = 41035680. Its totient is φ = 9085584.

The previous prime is 22755757. The next prime is 22755773. The reversal of 22755770 is 7755722.

It is a self number, because there is not a number n which added to its sum of digits gives 22755770.

It is not an unprimeable number, because it can be changed into a prime (22755773) 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, 4661 + ... + 8199.

It is an arithmetic number, because the mean of its divisors is an integer number (2564730).

Almost surely, 2^22755770 is an apocalyptic number.

22755770 is a deficient number, since it is larger than the sum of its proper divisors (18279910).

22755770 is a wasteful number, since it uses less digits than its factorization.

22755770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4189.

The product of its (nonzero) digits is 34300, while the sum is 35.

The square root of 22755770 is about 4770.3008290882. The cubic root of 22755770 is about 283.3765086069.

The spelling of 22755770 in words is "twenty-two million, seven hundred fifty-five thousand, seven hundred seventy".