2222404 has 12 divisors (see below), whose sum is σ = 3928428. Its totient is φ = 1100000.

The previous prime is 2222387. The next prime is 2222443. The reversal of 2222404 is 4042222.

It can be written as a sum of positive squares in 2 ways, for example, as 2160900 + 61504 = 1470^2 + 248^2 .

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, 2347 + ... + 3154.

It is an arithmetic number, because the mean of its divisors is an integer number (327369).

2^2222404 is an apocalyptic number.

It is an amenable number.

2222404 is a deficient number, since it is larger than the sum of its proper divisors (1706024).

2222404 is a wasteful number, since it uses less digits than its factorization.

2222404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5606 (or 5604 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 2222404 is about 1490.7729538733. The cubic root of 2222404 is about 130.4991461216.

Adding to 2222404 its reverse (4042222), we get a palindrome (6264626).

The spelling of 2222404 in words is "two million, two hundred twenty-two thousand, four hundred four".