222066042 has 16 divisors (see below), whose sum is σ = 484507872. Its totient is φ = 67292720.

The previous prime is 222066041. The next prime is 222066107. The reversal of 222066042 is 240660222.

It is not an unprimeable number, because it can be changed into a prime (222066041) 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, 1682253 + ... + 1682384.

It is an arithmetic number, because the mean of its divisors is an integer number (30281742).

Almost surely, 2^222066042 is an apocalyptic number.

222066042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222066042 is an abundant number, since it is smaller than the sum of its proper divisors (262441830).

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

222066042 is a wasteful number, since it uses less digits than its factorization.

222066042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3364653.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 222066042 is about 14901.8804853616. The cubic root of 222066042 is about 605.5649318726.

The spelling of 222066042 in words is "two hundred twenty-two million, sixty-six thousand, forty-two".