3940835328 has 140 divisors (see below), whose sum is σ = 11775117420. Its totient is φ = 1313390592.

The previous prime is 3940835323. The next prime is 3940835329. The reversal of 3940835328 is 8235380493.

3940835328 is a `hidden beast` number, since 39 + 4 + 0 + 83 + 532 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3940835323) 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 9 ways as a sum of consecutive naturals, for example, 660583 + ... + 666521.

Almost surely, 2^3940835328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3940835328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5887558710).

3940835328 is an abundant number, since it is smaller than the sum of its proper divisors (7834282092).

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

3940835328 is an frugal number, since it uses more digits than its factorization.

3940835328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5977 (or 5944 counting only the distinct ones).

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

The square root of 3940835328 is about 62776.0728940573. The cubic root of 3940835328 is about 1579.5356387875.

The spelling of 3940835328 in words is "three billion, nine hundred forty million, eight hundred thirty-five thousand, three hundred twenty-eight".