222066602 has 4 divisors (see below), whose sum is σ = 333099906. Its totient is φ = 111033300.

The previous prime is 222066589. The next prime is 222066613. The reversal of 222066602 is 206660222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 202521361 + 19545241 = 14231^2 + 4421^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 55516649 + ... + 55516652.

Almost surely, 2^222066602 is an apocalyptic number.

222066602 is a deficient number, since it is larger than the sum of its proper divisors (111033304).

222066602 is a wasteful number, since it uses less digits than its factorization.

222066602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111033303.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 222066602 is about 14901.8992749247. The cubic root of 222066602 is about 605.5654409045.

The spelling of 222066602 in words is "two hundred twenty-two million, sixty-six thousand, six hundred two".