3821634788 has 6 divisors (see below), whose sum is σ = 6687860886. Its totient is φ = 1910817392.

The previous prime is 3821634781. The next prime is 3821634793. The reversal of 3821634788 is 8874361283.

It can be written as a sum of positive squares in only one way, i.e., 3676239424 + 145395364 = 60632^2 + 12058^2 .

It is not an unprimeable number, because it can be changed into a prime (3821634781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 477704345 + ... + 477704352.

It is an arithmetic number, because the mean of its divisors is an integer number (1114643481).

Almost surely, 2^3821634788 is an apocalyptic number.

It is an amenable number.

3821634788 is a deficient number, since it is larger than the sum of its proper divisors (2866226098).

3821634788 is a wasteful number, since it uses less digits than its factorization.

3821634788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955408701 (or 955408699 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 50.

The square root of 3821634788 is about 61819.3722711578. The cubic root of 3821634788 is about 1563.4466294305.

The spelling of 3821634788 in words is "three billion, eight hundred twenty-one million, six hundred thirty-four thousand, seven hundred eighty-eight".