3881622005 has 32 divisors (see below), whose sum is σ = 4949683200. Its totient is φ = 2914071552.

The previous prime is 3881621993. The next prime is 3881622047. The reversal of 3881622005 is 5002261883.

It is a cyclic number.

It is not a de Polignac number, because 3881622005 - 2¹⁴ = 3881605621 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8103356 + ... + 8103834.

It is an arithmetic number, because the mean of its divisors is an integer number (154677600).

Almost surely, 2^3881622005 is an apocalyptic number.

It is an amenable number.

3881622005 is a deficient number, since it is larger than the sum of its proper divisors (1068061195).

3881622005 is a wasteful number, since it uses less digits than its factorization.

3881622005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1133.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 3881622005 is about 62302.6645096339. The cubic root of 3881622005 is about 1571.5845369460.

Adding to 3881622005 its reverse (5002261883), we get a palindrome (8883883888).

The spelling of 3881622005 in words is "three billion, eight hundred eighty-one million, six hundred twenty-two thousand, five".