2722444 has 6 divisors (see below), whose sum is σ = 4764284. Its totient is φ = 1361220.

The previous prime is 2722439. The next prime is 2722457. The reversal of 2722444 is 4442272.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340302 + ... + 340309.

2^2722444 is an apocalyptic number.

It is an amenable number.

2722444 is a deficient number, since it is larger than the sum of its proper divisors (2041840).

2722444 is a wasteful number, since it uses less digits than its factorization.

2722444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680615 (or 680613 counting only the distinct ones).

The product of its digits is 3584, while the sum is 25.

The square root of 2722444 is about 1649.9830302158. The cubic root of 2722444 is about 139.6324371878.

The spelling of 2722444 in words is "two million, seven hundred twenty-two thousand, four hundred forty-four".