2822040 has 160 divisors (see below), whose sum is σ = 10367280. Its totient is φ = 684288.

The previous prime is 2822033. The next prime is 2822069. The reversal of 2822040 is 402282.

2822040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

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 39 ways as a sum of consecutive naturals, for example, 42087 + ... + 42153.

2^2822040 is an apocalyptic number.

2822040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2822040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5183640).

2822040 is an abundant number, since it is smaller than the sum of its proper divisors (7545240).

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

2822040 is a wasteful number, since it uses less digits than its factorization.

2822040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103 (or 90 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 2822040 is about 1679.8928537261. The cubic root of 2822040 is about 141.3148239279.

The spelling of 2822040 in words is "two million, eight hundred twenty-two thousand, forty".