2322180 has 144 divisors (see below), whose sum is σ = 8561280. Its totient is φ = 497664.

The previous prime is 2322169. The next prime is 2322193. The reversal of 2322180 is 812232.

It is a happy number.

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 polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23892 + ... + 23988.

2^2322180 is an apocalyptic number.

2322180 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 2322180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4280640).

2322180 is an abundant number, since it is smaller than the sum of its proper divisors (6239100).

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

2322180 is a wasteful number, since it uses less digits than its factorization.

2322180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138 (or 133 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 2322180 is about 1523.8700732018. The cubic root of 2322180 is about 132.4235704941.

The spelling of 2322180 in words is "two million, three hundred twenty-two thousand, one hundred eighty".