22250822 has 16 divisors (see below), whose sum is σ = 36493632. Its totient is φ = 10090920.

The previous prime is 22250797. The next prime is 22250849. The reversal of 22250822 is 22805222.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12053 + ... + 13775.

It is an arithmetic number, because the mean of its divisors is an integer number (2280852).

Almost surely, 2^22250822 is an apocalyptic number.

22250822 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22250822 is a deficient number, since it is larger than the sum of its proper divisors (14242810).

22250822 is a wasteful number, since it uses less digits than its factorization.

22250822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2323.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 22250822 is about 4717.0776970493. The cubic root of 22250822 is about 281.2647799969.

The spelling of 22250822 in words is "twenty-two million, two hundred fifty thousand, eight hundred twenty-two".