3861394084 has 6 divisors (see below), whose sum is σ = 6757439654. Its totient is φ = 1930697040.

The previous prime is 3861394021. The next prime is 3861394091. The reversal of 3861394084 is 4804931683.

It can be written as a sum of positive squares in only one way, i.e., 3835077184 + 26316900 = 61928^2 + 5130^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482674257 + ... + 482674264.

Almost surely, 2^3861394084 is an apocalyptic number.

It is an amenable number.

3861394084 is a deficient number, since it is larger than the sum of its proper divisors (2896045570).

3861394084 is a wasteful number, since it uses less digits than its factorization.

3861394084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965348525 (or 965348523 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 46.

The square root of 3861394084 is about 62140.1165431801. The cubic root of 3861394084 is about 1568.8498322757.

The spelling of 3861394084 in words is "three billion, eight hundred sixty-one million, three hundred ninety-four thousand, eighty-four".