22666002 has 8 divisors (see below), whose sum is σ = 45332016. Its totient is φ = 7555332.

The previous prime is 22665997. The next prime is 22666003. The reversal of 22666002 is 20066622.

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

22666002 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (22666003) 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, 1888828 + ... + 1888839.

It is an arithmetic number, because the mean of its divisors is an integer number (5666502).

Almost surely, 2^22666002 is an apocalyptic number.

22666002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22666002 is a wasteful number, since it uses less digits than its factorization.

22666002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3777672.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 22666002 is about 4760.8824812213. The cubic root of 22666002 is about 283.0033920190.

The spelling of 22666002 in words is "twenty-two million, six hundred sixty-six thousand, two".