222448722 has 16 divisors (see below), whose sum is σ = 445348800. Its totient is φ = 74074352.

The previous prime is 222448717. The next prime is 222448729. The reversal of 222448722 is 227844222.

It is not an unprimeable number, because it can be changed into a prime (222448729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12222 + ... + 24377.

It is an arithmetic number, because the mean of its divisors is an integer number (27834300).

Almost surely, 2^222448722 is an apocalyptic number.

222448722 is an abundant number, since it is smaller than the sum of its proper divisors (222900078).

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

222448722 is a wasteful number, since it uses less digits than its factorization.

222448722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37617.

The product of its digits is 28672, while the sum is 33.

The square root of 222448722 is about 14914.7149486673. The cubic root of 222448722 is about 605.9125831055.

The spelling of 222448722 in words is "two hundred twenty-two million, four hundred forty-eight thousand, seven hundred twenty-two".