1422225000 has 576 divisors, whose sum is σ = 5877748800. Its totient is φ = 317520000.

The previous prime is 1422224983. The next prime is 1422225001. The reversal of 1422225000 is 5222241.

1422225000 is a `hidden beast` number, since 142 + 2 + 22 + 500 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1422225001) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 33074979 + ... + 33075021.

It is an arithmetic number, because the mean of its divisors is an integer number (10204425).

Almost surely, 2^1422225000 is an apocalyptic number.

1422225000 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 1422225000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2938874400).

1422225000 is an abundant number, since it is smaller than the sum of its proper divisors (4455523800).

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

1422225000 is an equidigital number, since it uses as much as digits as its factorization.

1422225000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97 (or 60 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 1422225000 is about 37712.3984917427. The cubic root of 1422225000 is about 1124.5776192149.

Adding to 1422225000 its reverse (5222241), we get a palindrome (1427447241).

The spelling of 1422225000 in words is "one billion, four hundred twenty-two million, two hundred twenty-five thousand".