222066606 has 32 divisors (see below), whose sum is σ = 448711200. Its totient is φ = 73263744.

The previous prime is 222066589. The next prime is 222066613. The reversal of 222066606 is 606660222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 361956 + ... + 362568.

It is an arithmetic number, because the mean of its divisors is an integer number (14022225).

Almost surely, 2^222066606 is an apocalyptic number.

222066606 is an abundant number, since it is smaller than the sum of its proper divisors (226644594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222066606 is a wasteful number, since it uses less digits than its factorization.

222066606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 222066606 is about 14901.8994091357. The cubic root of 222066606 is about 605.5654445404.

The spelling of 222066606 in words is "two hundred twenty-two million, sixty-six thousand, six hundred six".