2217134673 has 32 divisors (see below), whose sum is σ = 3581025280. Its totient is φ = 1364373072.

The previous prime is 2217134641. The next prime is 2217134677. The reversal of 2217134673 is 3764317122.

2217134673 is a `hidden beast` number, since 22 + 171 + 3 + 467 + 3 = 666.

It is not a de Polignac number, because 2217134673 - 2⁵ = 2217134641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2217134677) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10561 + ... + 67422.

It is an arithmetic number, because the mean of its divisors is an integer number (111907040).

Almost surely, 2^2217134673 is an apocalyptic number.

It is an amenable number.

2217134673 is a deficient number, since it is larger than the sum of its proper divisors (1363890607).

2217134673 is an frugal number, since it uses more digits than its factorization.

2217134673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78017 (or 77999 counting only the distinct ones).

The product of its digits is 42336, while the sum is 36.

The square root of 2217134673 is about 47086.4595504907. The cubic root of 2217134673 is about 1303.9592653619.

The spelling of 2217134673 in words is "two billion, two hundred seventeen million, one hundred thirty-four thousand, six hundred seventy-three".