2822120 has 32 divisors (see below), whose sum is σ = 7257600. Its totient is φ = 967488.

The previous prime is 2822093. The next prime is 2822129. The reversal of 2822120 is 212282.

It is a super-2 number, since 2×2822120² = 15928722588800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2822129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4760 + ... + 5319.

It is an arithmetic number, because the mean of its divisors is an integer number (226800).

2^2822120 is an apocalyptic number.

2822120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2822120 is an abundant number, since it is smaller than the sum of its proper divisors (4435480).

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

2822120 is a wasteful number, since it uses less digits than its factorization.

2822120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10097 (or 10093 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 2822120 is about 1679.9166645998. The cubic root of 2822120 is about 141.3161592596.

The spelling of 2822120 in words is "two million, eight hundred twenty-two thousand, one hundred twenty".