2214643617 has 12 divisors (see below), whose sum is σ = 3199338324. Its totient is φ = 1476240480.

The previous prime is 2214643597. The next prime is 2214643633. The reversal of 2214643617 is 7163464122.

2214643617 is a `hidden beast` number, since 2 + 2 + 1 + 4 + 643 + 6 + 1 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1228432401 + 986211216 = 35049^2 + 31404^2 .

It is not a de Polignac number, because 2214643617 - 2⁷ = 2214643489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2214643817) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 124323 + ... + 141015.

It is an arithmetic number, because the mean of its divisors is an integer number (266611527).

Almost surely, 2^2214643617 is an apocalyptic number.

It is an amenable number.

2214643617 is a deficient number, since it is larger than the sum of its proper divisors (984694707).

2214643617 is a wasteful number, since it uses less digits than its factorization.

2214643617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31440 (or 31437 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 2214643617 is about 47060.0001806205. Note that the first 3 decimals coincide. The cubic root of 2214643617 is about 1303.4707289840.

The spelling of 2214643617 in words is "two billion, two hundred fourteen million, six hundred forty-three thousand, six hundred seventeen".