3666700017 has 6 divisors (see below), whose sum is σ = 5296344482. Its totient is φ = 2444466672.

The previous prime is 3666700001. The next prime is 3666700021. The reversal of 3666700017 is 7100076663.

It can be written as a sum of positive squares in only one way, i.e., 2307745521 + 1358954496 = 48039^2 + 36864^2 .

It is not a de Polignac number, because 3666700017 - 2⁴ = 3666700001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3666700027) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 203705548 + ... + 203705565.

Almost surely, 2^3666700017 is an apocalyptic number.

It is an amenable number.

3666700017 is a deficient number, since it is larger than the sum of its proper divisors (1629644465).

3666700017 is a wasteful number, since it uses less digits than its factorization.

3666700017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407411119 (or 407411116 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The square root of 3666700017 is about 60553.2824626378. The cubic root of 3666700017 is about 1542.0263448895.

The spelling of 3666700017 in words is "three billion, six hundred sixty-six million, seven hundred thousand, seventeen".