3894132328 has 8 divisors (see below), whose sum is σ = 7301498130. Its totient is φ = 1947066160.

The previous prime is 3894132311. The next prime is 3894132329. The reversal of 3894132328 is 8232314983.

It can be written as a sum of positive squares in only one way, i.e., 3445455204 + 448677124 = 58698^2 + 21182^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (3894132329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243383263 + ... + 243383278.

Almost surely, 2^3894132328 is an apocalyptic number.

It is an amenable number.

3894132328 is a deficient number, since it is larger than the sum of its proper divisors (3407365802).

3894132328 is a wasteful number, since it uses less digits than its factorization.

3894132328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486766547 (or 486766543 counting only the distinct ones).

The product of its digits is 248832, while the sum is 43.

The square root of 3894132328 is about 62402.9833261199. The cubic root of 3894132328 is about 1573.2711124409.

The spelling of 3894132328 in words is "three billion, eight hundred ninety-four million, one hundred thirty-two thousand, three hundred twenty-eight".