3821874868 has 24 divisors (see below), whose sum is σ = 7646635584. Its totient is φ = 1637328000.

The previous prime is 3821874853. The next prime is 3821874913. The reversal of 3821874868 is 8684781283.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54063 + ... + 102793.

It is an arithmetic number, because the mean of its divisors is an integer number (318609816).

Almost surely, 2^3821874868 is an apocalyptic number.

It is an amenable number.

3821874868 is an abundant number, since it is smaller than the sum of its proper divisors (3824760716).

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

3821874868 is a wasteful number, since it uses less digits than its factorization.

3821874868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51543 (or 51541 counting only the distinct ones).

The product of its digits is 4128768, while the sum is 55.

The square root of 3821874868 is about 61821.3140267982. The cubic root of 3821874868 is about 1563.4793679859.

The spelling of 3821874868 in words is "three billion, eight hundred twenty-one million, eight hundred seventy-four thousand, eight hundred sixty-eight".