846664227 has 36 divisors (see below), whose sum is σ = 1264378752. Its totient is φ = 545923200.

The previous prime is 846664199. The next prime is 846664237. The reversal of 846664227 is 722466648.

It is not a de Polignac number, because 846664227 - 2⁶ = 846664163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (846664237) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2889493 + ... + 2889785.

It is an arithmetic number, because the mean of its divisors is an integer number (35121632).

Almost surely, 2^846664227 is an apocalyptic number.

846664227 is a deficient number, since it is larger than the sum of its proper divisors (417714525).

846664227 is a wasteful number, since it uses less digits than its factorization.

846664227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572 (or 528 counting only the distinct ones).

The product of its digits is 774144, while the sum is 45.

The square root of 846664227 is about 29097.4952014774. The cubic root of 846664227 is about 946.0274472174.

The spelling of 846664227 in words is "eight hundred forty-six million, six hundred sixty-four thousand, two hundred twenty-seven".