866446022 has 8 divisors (see below), whose sum is σ = 1399643616. Its totient is φ = 399898152.

The previous prime is 866445977. The next prime is 866446027. The reversal of 866446022 is 220644668.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (866446027) 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, 16662398 + ... + 16662449.

It is an arithmetic number, because the mean of its divisors is an integer number (174955452).

Almost surely, 2^866446022 is an apocalyptic number.

866446022 is a deficient number, since it is larger than the sum of its proper divisors (533197594).

866446022 is a wasteful number, since it uses less digits than its factorization.

866446022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33324862.

The product of its (nonzero) digits is 110592, while the sum is 38.

The square root of 866446022 is about 29435.4551858809. The cubic root of 866446022 is about 953.3385847701.

The spelling of 866446022 in words is "eight hundred sixty-six million, four hundred forty-six thousand, twenty-two".