3884734991 has 16 divisors (see below), whose sum is σ = 4258124640. Its totient is φ = 3527623680.

The previous prime is 3884734963. The next prime is 3884735021. The reversal of 3884734991 is 1994374883.

It is a cyclic number.

It is not a de Polignac number, because 3884734991 - 2¹⁰ = 3884733967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3884734901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1288676 + ... + 1291686.

It is an arithmetic number, because the mean of its divisors is an integer number (266132790).

Almost surely, 2^3884734991 is an apocalyptic number.

3884734991 is a deficient number, since it is larger than the sum of its proper divisors (373389649).

3884734991 is a wasteful number, since it uses less digits than its factorization.

3884734991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5674.

The product of its digits is 5225472, while the sum is 56.

The square root of 3884734991 is about 62327.6422705047. The cubic root of 3884734991 is about 1572.0045515162.

The spelling of 3884734991 in words is "three billion, eight hundred eighty-four million, seven hundred thirty-four thousand, nine hundred ninety-one".