3940328 has 32 divisors (see below), whose sum is σ = 8942400. Its totient is φ = 1588992.

The previous prime is 3940319. The next prime is 3940351. The reversal of 3940328 is 8230493.

It is a self number, because there is not a number n which added to its sum of digits gives 3940328.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1118 + ... + 3021.

It is an arithmetic number, because the mean of its divisors is an integer number (279450).

Almost surely, 2^3940328 is an apocalyptic number.

It is an amenable number.

3940328 is an abundant number, since it is smaller than the sum of its proper divisors (5002072).

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

3940328 is a wasteful number, since it uses less digits than its factorization.

3940328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4169 (or 4165 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 3940328 is about 1985.0259444148. The cubic root of 3940328 is about 157.9467854762.

The spelling of 3940328 in words is "three million, nine hundred forty thousand, three hundred twenty-eight".