3896685444 has 48 divisors (see below), whose sum is σ = 9338091840. Its totient is φ = 1264214400.

The previous prime is 3896685439. The next prime is 3896685517. The reversal of 3896685444 is 4445866983.

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 in 15 ways as a sum of consecutive naturals, for example, 44262 + ... + 98754.

It is an arithmetic number, because the mean of its divisors is an integer number (194543580).

Almost surely, 2^3896685444 is an apocalyptic number.

It is an amenable number.

3896685444 is an abundant number, since it is smaller than the sum of its proper divisors (5441406396).

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

3896685444 is a wasteful number, since it uses less digits than its factorization.

3896685444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54660 (or 54658 counting only the distinct ones).

The product of its digits is 19906560, while the sum is 57.

The square root of 3896685444 is about 62423.4366564354. The cubic root of 3896685444 is about 1573.6148660507.

The spelling of 3896685444 in words is "three billion, eight hundred ninety-six million, six hundred eighty-five thousand, four hundred forty-four".