2722284 has 18 divisors (see below), whose sum is σ = 6881420. Its totient is φ = 907416.

The previous prime is 2722273. The next prime is 2722309. The reversal of 2722284 is 4822272.

2722284 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37774 + ... + 37845.

2^2722284 is an apocalyptic number.

It is an amenable number.

2722284 is an abundant number, since it is smaller than the sum of its proper divisors (4159136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2722284 is a wasteful number, since it uses less digits than its factorization.

2722284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75629 (or 75624 counting only the distinct ones).

The product of its digits is 3584, while the sum is 27.

The square root of 2722284 is about 1649.9345441562. The cubic root of 2722284 is about 139.6297017011.

It can be divided in two parts, 272 and 2284, that added together give a triangular number (2556 = T₇₁).

The spelling of 2722284 in words is "two million, seven hundred twenty-two thousand, two hundred eighty-four".