22267066 has 8 divisors (see below), whose sum is σ = 33731604. Its totient is φ = 11023200.

The previous prime is 22267057. The next prime is 22267067. The reversal of 22267066 is 66076222.

It can be written as a sum of positive squares in 2 ways, for example, as 13535041 + 8732025 = 3679^2 + 2955^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (22267067) 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 in 3 ways as a sum of consecutive naturals, for example, 54915 + ... + 55318.

Almost surely, 2^22267066 is an apocalyptic number.

22267066 is a deficient number, since it is larger than the sum of its proper divisors (11464538).

22267066 is a wasteful number, since it uses less digits than its factorization.

22267066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110336.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 22267066 is about 4718.7992116639. The cubic root of 22267066 is about 281.3332082363. Note that the first 3 decimals are identical.

The spelling of 22267066 in words is "twenty-two million, two hundred sixty-seven thousand, sixty-six".