222835066 has 4 divisors (see below), whose sum is σ = 334252602. Its totient is φ = 111417532.

The previous prime is 222835057. The next prime is 222835069. The reversal of 222835066 is 660538222.

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., 177555625 + 45279441 = 13325^2 + 6729^2 .

It is not an unprimeable number, because it can be changed into a prime (222835069) by changing a digit.

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, 55708765 + ... + 55708768.

Almost surely, 2^222835066 is an apocalyptic number.

222835066 is a deficient number, since it is larger than the sum of its proper divisors (111417536).

222835066 is a wasteful number, since it uses less digits than its factorization.

222835066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111417535.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 222835066 is about 14927.6611027984. The cubic root of 222835066 is about 606.2631587323.

The spelling of 222835066 in words is "two hundred twenty-two million, eight hundred thirty-five thousand, sixty-six".