12622200 has 96 divisors (see below), whose sum is σ = 39692400. Its totient is φ = 3317760.

The previous prime is 12622199. The next prime is 12622201. The reversal of 12622200 is 222621.

It is an interprime number because it is at equal distance from previous prime (12622199) and next prime (12622201).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12622200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12622201) 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, 65304 + ... + 65496.

Almost surely, 2^12622200 is an apocalyptic number.

12622200 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 12622200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19846200).

12622200 is an abundant number, since it is smaller than the sum of its proper divisors (27070200).

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

12622200 is a wasteful number, since it uses less digits than its factorization.

12622200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321 (or 312 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 12622200 is about 3552.7735644141. The cubic root of 12622200 is about 232.8332600889.

Adding to 12622200 its reverse (222621), we get a palindrome (12844821).

The spelling of 12622200 in words is "twelve million, six hundred twenty-two thousand, two hundred".