3894481376 has 24 divisors (see below), whose sum is σ = 8070801480. Its totient is φ = 1844754048.

The previous prime is 3894481343. The next prime is 3894481379. The reversal of 3894481376 is 6731844983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3894481379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3202091 + ... + 3203306.

It is an arithmetic number, because the mean of its divisors is an integer number (336283395).

Almost surely, 2^3894481376 is an apocalyptic number.

It is an amenable number.

3894481376 is an abundant number, since it is smaller than the sum of its proper divisors (4176320104).

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

3894481376 is a wasteful number, since it uses less digits than its factorization.

3894481376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6405426 (or 6405418 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 53.

The square root of 3894481376 is about 62405.7799887158. The cubic root of 3894481376 is about 1573.3181174117.

The spelling of 3894481376 in words is "three billion, eight hundred ninety-four million, four hundred eighty-one thousand, three hundred seventy-six".