22343222 has 8 divisors (see below), whose sum is σ = 36561672. Its totient is φ = 10156000.

The previous prime is 22343213. The next prime is 22343231. The reversal of 22343222 is 22234322.

It is an interprime number because it is at equal distance from previous prime (22343213) and next prime (22343231).

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

It is a junction number, because it is equal to n+sod(n) for n = 22343194 and 22343203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 507779 + ... + 507822.

It is an arithmetic number, because the mean of its divisors is an integer number (4570209).

Almost surely, 2^22343222 is an apocalyptic number.

22343222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22343222 is a deficient number, since it is larger than the sum of its proper divisors (14218450).

22343222 is a wasteful number, since it uses less digits than its factorization.

22343222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1015614.

The product of its digits is 1152, while the sum is 20.

The square root of 22343222 is about 4726.8617496178. The cubic root of 22343222 is about 281.6535742352.

Adding to 22343222 its reverse (22234322), we get a palindrome (44577544).

Subtracting from 22343222 its reverse (22234322), we obtain a square (108900 = 330²).

It can be divided in two parts, 2234322 and 2, that multiplied together give a palindrome (4468644).

The spelling of 22343222 in words is "twenty-two million, three hundred forty-three thousand, two hundred twenty-two".