3864533868 has 48 divisors (see below), whose sum is σ = 10789870560. Its totient is φ = 1189086912.

The previous prime is 3864533839. The next prime is 3864533947. The reversal of 3864533868 is 8683354683.

3864533868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1374855 + ... + 1377662.

It is an arithmetic number, because the mean of its divisors is an integer number (224788970).

Almost surely, 2^3864533868 is an apocalyptic number.

It is an amenable number.

3864533868 is an abundant number, since it is smaller than the sum of its proper divisors (6925336692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3864533868 is a wasteful number, since it uses less digits than its factorization.

3864533868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2752543 (or 2752535 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 54.

The square root of 3864533868 is about 62165.3751536979. The cubic root of 3864533868 is about 1569.2749391147.

The spelling of 3864533868 in words is "three billion, eight hundred sixty-four million, five hundred thirty-three thousand, eight hundred sixty-eight".