1322200 has 48 divisors (see below), whose sum is σ = 3359160. Its totient is φ = 480000.

The previous prime is 1322179. The next prime is 1322203. The reversal of 1322200 is 22231.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1900 + ... + 2500.

2^1322200 is an apocalyptic number.

1322200 is a gapful number since it is divisible by the number (10) 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 1322200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1679580).

1322200 is an abundant number, since it is smaller than the sum of its proper divisors (2036960).

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

1322200 is a wasteful number, since it uses less digits than its factorization.

1322200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628 (or 619 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 1322200 is about 1149.8695578195. The cubic root of 1322200 is about 109.7570395182.

Adding to 1322200 its reverse (22231), we get a palindrome (1344431).

It can be divided in two parts, 132 and 2200, that added together give a palindrome (2332).

The spelling of 1322200 in words is "one million, three hundred twenty-two thousand, two hundred".