22943222 has 8 divisors (see below), whose sum is σ = 36226200. Its totient is φ = 10867824.

The previous prime is 22943189. The next prime is 22943227. The reversal of 22943222 is 22234922.

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

It is a super-3 number, since 3×22943222³ (a number of 23 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22943191 and 22943200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22943227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 301847 + ... + 301922.

It is an arithmetic number, because the mean of its divisors is an integer number (4528275).

Almost surely, 2^22943222 is an apocalyptic number.

22943222 is a deficient number, since it is larger than the sum of its proper divisors (13282978).

22943222 is a wasteful number, since it uses less digits than its factorization.

22943222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603790.

The product of its digits is 3456, while the sum is 26.

The square root of 22943222 is about 4789.9083498539. The cubic root of 22943222 is about 284.1524919998.

The spelling of 22943222 in words is "twenty-two million, nine hundred forty-three thousand, two hundred twenty-two".