66266022 has 8 divisors (see below), whose sum is σ = 132532056. Its totient is φ = 22088672.

The previous prime is 66266021. The next prime is 66266023. The reversal of 66266022 is 22066266.

It is an interprime number because it is at equal distance from previous prime (66266021) and next prime (66266023).

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

66266022 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66266021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5522163 + ... + 5522174.

It is an arithmetic number, because the mean of its divisors is an integer number (16566507).

Almost surely, 2^66266022 is an apocalyptic number.

66266022 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.

66266022 is a wasteful number, since it uses less digits than its factorization.

66266022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11044342.

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

The square root of 66266022 is about 8140.3944621867. The cubic root of 66266022 is about 404.6662331673. Note that the first 3 decimals are identical.

The spelling of 66266022 in words is "sixty-six million, two hundred sixty-six thousand, twenty-two".