2423222 has 16 divisors (see below), whose sum is σ = 3917760. Its totient is φ = 1120392.

The previous prime is 2423219. The next prime is 2423227. The reversal of 2423222 is 2223242.

It is a super-2 number, since 2×2423222² = 11744009722568, which contains 22 as substring.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2423222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2423227) 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 7 ways as a sum of consecutive naturals, for example, 893 + ... + 2375.

It is an arithmetic number, because the mean of its divisors is an integer number (244860).

2^2423222 is an apocalyptic number.

2423222 is a deficient number, since it is larger than the sum of its proper divisors (1494538).

2423222 is a wasteful number, since it uses less digits than its factorization.

2423222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1547.

The product of its digits is 384, while the sum is 17.

The square root of 2423222 is about 1556.6701641645. The cubic root of 2423222 is about 134.3170261545.

Adding to 2423222 its reverse (2223242), we get a palindrome (4646464).

The spelling of 2423222 in words is "two million, four hundred twenty-three thousand, two hundred twenty-two".