2322820 has 12 divisors (see below), whose sum is σ = 4877964. Its totient is φ = 929120.

The previous prime is 2322797. The next prime is 2322821. The reversal of 2322820 is 282232.

2322820 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 643204 + 1679616 = 802^2 + 1296^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2322821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58051 + ... + 58090.

It is an arithmetic number, because the mean of its divisors is an integer number (406497).

2^2322820 is an apocalyptic number.

2322820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2322820 is an abundant number, since it is smaller than the sum of its proper divisors (2555144).

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

2322820 is a wasteful number, since it uses less digits than its factorization.

2322820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116150 (or 116148 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2322820 is about 1524.0800503911. The cubic root of 2322820 is about 132.4357348254.

The spelling of 2322820 in words is "two million, three hundred twenty-two thousand, eight hundred twenty".