2822442 has 64 divisors (see below), whose sum is σ = 7050240. Its totient is φ = 734976.

The previous prime is 2822441. The next prime is 2822447. The reversal of 2822442 is 2442282.

It is not an unprimeable number, because it can be changed into a prime (2822441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42093 + ... + 42159.

It is an arithmetic number, because the mean of its divisors is an integer number (110160).

2^2822442 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2822442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3525120).

2822442 is an abundant number, since it is smaller than the sum of its proper divisors (4227798).

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

2822442 is a wasteful number, since it uses less digits than its factorization.

2822442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155.

The product of its digits is 2048, while the sum is 24.

The square root of 2822442 is about 1680.0124999535. The cubic root of 2822442 is about 141.3215337149.

The spelling of 2822442 in words is "two million, eight hundred twenty-two thousand, four hundred forty-two".