3882634821 has 24 divisors (see below), whose sum is σ = 6071310336. Its totient is φ = 2376790560.

The previous prime is 3882634817. The next prime is 3882634823. The reversal of 3882634821 is 1284362883.

3882634821 is a `hidden beast` number, since 3 + 8 + 8 + 2 + 634 + 8 + 2 + 1 = 666.

It is not a de Polignac number, because 3882634821 - 2² = 3882634817 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3882634823) 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, 64525 + ... + 109218.

It is an arithmetic number, because the mean of its divisors is an integer number (252971264).

Almost surely, 2^3882634821 is an apocalyptic number.

It is an amenable number.

3882634821 is a deficient number, since it is larger than the sum of its proper divisors (2188675515).

3882634821 is a wasteful number, since it uses less digits than its factorization.

3882634821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173953 (or 173950 counting only the distinct ones).

The product of its digits is 442368, while the sum is 45.

The square root of 3882634821 is about 62310.7921711801. The cubic root of 3882634821 is about 1571.7212141342.

The spelling of 3882634821 in words is "three billion, eight hundred eighty-two million, six hundred thirty-four thousand, eight hundred twenty-one".