222025914 has 64 divisors (see below), whose sum is σ = 556848000. Its totient is φ = 64955520.

The previous prime is 222025907. The next prime is 222025931. The reversal of 222025914 is 419520222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10782 + ... + 23670.

It is an arithmetic number, because the mean of its divisors is an integer number (8700750).

Almost surely, 2^222025914 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222025914, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (278424000).

222025914 is an abundant number, since it is smaller than the sum of its proper divisors (334822086).

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

222025914 is a wasteful number, since it uses less digits than its factorization.

222025914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12940 (or 12934 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 222025914 is about 14900.5340172760. The cubic root of 222025914 is about 605.5284538753.

The spelling of 222025914 in words is "two hundred twenty-two million, twenty-five thousand, nine hundred fourteen".