222284012 has 24 divisors (see below), whose sum is σ = 412406400. Its totient is φ = 104647680.

The previous prime is 222283987. The next prime is 222284017. The reversal of 222284012 is 210482222.

It is a super-2 number, since 2×222284012² = 98820363981632288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (222284017) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 19637 + ... + 28812.

It is an arithmetic number, because the mean of its divisors is an integer number (17183600).

Almost surely, 2^222284012 is an apocalyptic number.

It is an amenable number.

222284012 is a deficient number, since it is larger than the sum of its proper divisors (190122388).

222284012 is a wasteful number, since it uses less digits than its factorization.

222284012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48521 (or 48519 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

The square root of 222284012 is about 14909.1921981038. The cubic root of 222284012 is about 605.7629988137.

The spelling of 222284012 in words is "two hundred twenty-two million, two hundred eighty-four thousand, twelve".