222261412 has 12 divisors (see below), whose sum is σ = 391927536. Its totient is φ = 110282120.

The previous prime is 222261409. The next prime is 222261419. The reversal of 222261412 is 214162222.

It is not an unprimeable number, because it can be changed into a prime (222261419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211558 + ... + 212605.

It is an arithmetic number, because the mean of its divisors is an integer number (32660628).

Almost surely, 2^222261412 is an apocalyptic number.

It is an amenable number.

222261412 is a deficient number, since it is larger than the sum of its proper divisors (169666124).

222261412 is a wasteful number, since it uses less digits than its factorization.

222261412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424298 (or 424296 counting only the distinct ones).

The product of its digits is 768, while the sum is 22.

The square root of 222261412 is about 14908.4342571579. The cubic root of 222261412 is about 605.7424684606.

The spelling of 222261412 in words is "two hundred twenty-two million, two hundred sixty-one thousand, four hundred twelve".