3867734889 has 24 divisors (see below), whose sum is σ = 6052936032. Its totient is φ = 2370372480.

The previous prime is 3867734887. The next prime is 3867734891. The reversal of 3867734889 is 9884377683.

3867734889 is a `hidden beast` number, since 3 + 86 + 7 + 73 + 488 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (3867734887) and next prime (3867734891).

It is not a de Polignac number, because 3867734889 - 2¹ = 3867734887 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3867734887) 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 23 ways as a sum of consecutive naturals, for example, 287367 + ... + 300524.

It is an arithmetic number, because the mean of its divisors is an integer number (252205668).

Almost surely, 2^3867734889 is an apocalyptic number.

It is an amenable number.

3867734889 is a deficient number, since it is larger than the sum of its proper divisors (2185201143).

3867734889 is a wasteful number, since it uses less digits than its factorization.

3867734889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587957 (or 587954 counting only the distinct ones).

The product of its digits is 48771072, while the sum is 63.

The square root of 3867734889 is about 62191.1158365887. The cubic root of 3867734889 is about 1569.7081000861.

The spelling of 3867734889 in words is "three billion, eight hundred sixty-seven million, seven hundred thirty-four thousand, eight hundred eighty-nine".