22273122 has 8 divisors (see below), whose sum is σ = 44546256. Its totient is φ = 7424372.

The previous prime is 22273117. The next prime is 22273123. The reversal of 22273122 is 22137222.

It is a happy number.

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

22273122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (22273123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1856088 + ... + 1856099.

It is an arithmetic number, because the mean of its divisors is an integer number (5568282).

Almost surely, 2^22273122 is an apocalyptic number.

22273122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22273122 is a wasteful number, since it uses less digits than its factorization.

22273122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3712192.

The product of its digits is 672, while the sum is 21.

The square root of 22273122 is about 4719.4408567117. The cubic root of 22273122 is about 281.3587107650.

The spelling of 22273122 in words is "twenty-two million, two hundred seventy-three thousand, one hundred twenty-two".