4000673917 has 16 divisors (see below), whose sum is σ = 4243901760. Its totient is φ = 3765662208.

The previous prime is 4000673899. The next prime is 4000673921. The reversal of 4000673917 is 7193760004.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4000673917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4000673927) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177858 + ... + 199084.

It is an arithmetic number, because the mean of its divisors is an integer number (265243860).

Almost surely, 2^4000673917 is an apocalyptic number.

It is an amenable number.

4000673917 is a deficient number, since it is larger than the sum of its proper divisors (243227843).

4000673917 is a wasteful number, since it uses less digits than its factorization.

4000673917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21420.

The product of its (nonzero) digits is 31752, while the sum is 37.

The square root of 4000673917 is about 63250.8807606661. The cubic root of 4000673917 is about 1587.4901950084.

The spelling of 4000673917 in words is "four billion, six hundred seventy-three thousand, nine hundred seventeen".