222346412 has 6 divisors (see below), whose sum is σ = 389106228. Its totient is φ = 111173204.

The previous prime is 222346391. The next prime is 222346427. The reversal of 222346412 is 214643222.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27793298 + ... + 27793305.

It is an arithmetic number, because the mean of its divisors is an integer number (64851038).

Almost surely, 2^222346412 is an apocalyptic number.

It is an amenable number.

222346412 is a deficient number, since it is larger than the sum of its proper divisors (166759816).

222346412 is a wasteful number, since it uses less digits than its factorization.

222346412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55586607 (or 55586605 counting only the distinct ones).

The product of its digits is 4608, while the sum is 26.

The square root of 222346412 is about 14911.2847199696. The cubic root of 222346412 is about 605.8196771660.

Adding to 222346412 its reverse (214643222), we get a palindrome (436989634).

The spelling of 222346412 in words is "two hundred twenty-two million, three hundred forty-six thousand, four hundred twelve".