422102200 has 96 divisors (see below), whose sum is σ = 1091180160. Its totient is φ = 150796800.

The previous prime is 422102143. The next prime is 422102207. The reversal of 422102200 is 2201224.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422102207) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77982 + ... + 83218.

It is an arithmetic number, because the mean of its divisors is an integer number (11366460).

Almost surely, 2^422102200 is an apocalyptic number.

422102200 is a gapful number since it is divisible by the number (40) 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 422102200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (545590080).

422102200 is an abundant number, since it is smaller than the sum of its proper divisors (669077960).

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

422102200 is a wasteful number, since it uses less digits than its factorization.

422102200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5297 (or 5288 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 422102200 is about 20545.1259426658. The cubic root of 422102200 is about 750.1346128748.

Adding to 422102200 its reverse (2201224), we get a palindrome (424303424).

The spelling of 422102200 in words is "four hundred twenty-two million, one hundred two thousand, two hundred".