11423222 has 8 divisors (see below), whose sum is σ = 17153400. Its totient is φ = 5705424.

The previous prime is 11423189. The next prime is 11423227. The reversal of 11423222 is 22232411.

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

It is a super-2 number, since 2×11423222² = 260980001722568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11423222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11423227) 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, 272 + ... + 4787.

It is an arithmetic number, because the mean of its divisors is an integer number (2144175).

Almost surely, 2^11423222 is an apocalyptic number.

11423222 is a deficient number, since it is larger than the sum of its proper divisors (5730178).

11423222 is a wasteful number, since it uses less digits than its factorization.

11423222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6190.

The product of its digits is 192, while the sum is 17.

The square root of 11423222 is about 3379.8257351526. The cubic root of 11423222 is about 225.2144260388.

Adding to 11423222 its reverse (22232411), we get a palindrome (33655633).

The spelling of 11423222 in words is "eleven million, four hundred twenty-three thousand, two hundred twenty-two".