4045694328 has 48 divisors (see below), whose sum is σ = 11799944520. Its totient is φ = 1244828736.

The previous prime is 4045694327. The next prime is 4045694351. The reversal of 4045694328 is 8234965404.

4045694328 is a `hidden beast` number, since 40 + 4 + 569 + 43 + 2 + 8 = 666.

It is a super-2 number, since 2×4045694328² = 32735285191222743168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4045694327) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2160226 + ... + 2162097.

Almost surely, 2^4045694328 is an apocalyptic number.

It is an amenable number.

4045694328 is an abundant number, since it is smaller than the sum of its proper divisors (7754250192).

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

4045694328 is a wasteful number, since it uses less digits than its factorization.

4045694328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4322348 (or 4322341 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The square root of 4045694328 is about 63605.7727568811. The cubic root of 4045694328 is about 1593.4227819666.

The spelling of 4045694328 in words is "four billion, forty-five million, six hundred ninety-four thousand, three hundred twenty-eight".