2443222 has 8 divisors (see below), whose sum is σ = 3719736. Its totient is φ = 1203312.

The previous prime is 2443219. The next prime is 2443241. The reversal of 2443222 is 2223442.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2443222.

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, 8983 + ... + 9250.

It is an arithmetic number, because the mean of its divisors is an integer number (464967).

2^2443222 is an apocalyptic number.

2443222 is a deficient number, since it is larger than the sum of its proper divisors (1276514).

2443222 is a wasteful number, since it uses less digits than its factorization.

2443222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18302.

The product of its digits is 768, while the sum is 19.

The square root of 2443222 is about 1563.0809320058. The cubic root of 2443222 is about 134.6855415276.

Adding to 2443222 its reverse (2223442), we get a palindrome (4666664).

The spelling of 2443222 in words is "two million, four hundred forty-three thousand, two hundred twenty-two".