3894425163 has 28 divisors (see below), whose sum is σ = 5846325840. Its totient is φ = 2593012176.

The previous prime is 3894425147. The next prime is 3894425203. The reversal of 3894425163 is 3615244983.

3894425163 is a `hidden beast` number, since 3 + 8 + 94 + 42 + 516 + 3 = 666.

It is not a de Polignac number, because 3894425163 - 2⁴ = 3894425147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3894426163) by changing a digit.

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 27 ways as a sum of consecutive naturals, for example, 667045 + ... + 672857.

Almost surely, 2^3894425163 is an apocalyptic number.

3894425163 is a deficient number, since it is larger than the sum of its proper divisors (1951900677).

3894425163 is an frugal number, since it uses more digits than its factorization.

3894425163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6750 (or 6735 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 3894425163 is about 62405.3296041292. The cubic root of 3894425163 is about 1573.3105476098.

The spelling of 3894425163 in words is "three billion, eight hundred ninety-four million, four hundred twenty-five thousand, one hundred sixty-three".