222420332 has 12 divisors (see below), whose sum is σ = 389539920. Its totient is φ = 111123216.

The previous prime is 222420323. The next prime is 222420349. The reversal of 222420332 is 233024222.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15803 + ... + 26354.

It is an arithmetic number, because the mean of its divisors is an integer number (32461660).

Almost surely, 2^222420332 is an apocalyptic number.

It is an amenable number.

222420332 is a deficient number, since it is larger than the sum of its proper divisors (167119588).

222420332 is a wasteful number, since it uses less digits than its factorization.

222420332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43480 (or 43478 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 222420332 is about 14913.7631736594. The cubic root of 222420332 is about 605.8868054942.

Adding to 222420332 its reverse (233024222), we get a palindrome (455444554).

The spelling of 222420332 in words is "two hundred twenty-two million, four hundred twenty thousand, three hundred thirty-two".