3886444764 has 18 divisors (see below), whose sum is σ = 9824068800. Its totient is φ = 1295481576.

The previous prime is 3886444753. The next prime is 3886444769. The reversal of 3886444764 is 4674446883.

3886444764 is a `hidden beast` number, since 3 + 88 + 64 + 447 + 64 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a self number, because there is not a number n which added to its sum of digits gives 3886444764.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3886444769) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 53978364 + ... + 53978435.

It is an arithmetic number, because the mean of its divisors is an integer number (545781600).

Almost surely, 2^3886444764 is an apocalyptic number.

It is an amenable number.

3886444764 is an abundant number, since it is smaller than the sum of its proper divisors (5937624036).

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

3886444764 is a wasteful number, since it uses less digits than its factorization.

3886444764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107956809 (or 107956804 counting only the distinct ones).

The product of its digits is 12386304, while the sum is 54.

The square root of 3886444764 is about 62341.3567706061. The cubic root of 3886444764 is about 1572.2351443985.

The spelling of 3886444764 in words is "three billion, eight hundred eighty-six million, four hundred forty-four thousand, seven hundred sixty-four".