4001841671 has 8 divisors (see below), whose sum is σ = 4120858320. Its totient is φ = 3883396608.

The previous prime is 4001841661. The next prime is 4001841673. The reversal of 4001841671 is 1761481004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4001841671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4001841673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128666 + ... + 156711.

It is an arithmetic number, because the mean of its divisors is an integer number (515107290).

Almost surely, 2^4001841671 is an apocalyptic number.

4001841671 is a deficient number, since it is larger than the sum of its proper divisors (119016649).

4001841671 is a wasteful number, since it uses less digits than its factorization.

4001841671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285793.

The product of its (nonzero) digits is 5376, while the sum is 32.

The square root of 4001841671 is about 63260.1112155203. Note that the first 3 decimals coincide. The cubic root of 4001841671 is about 1587.6446371286.

The spelling of 4001841671 in words is "four billion, one million, eight hundred forty-one thousand, six hundred seventy-one".