3945896 has 16 divisors (see below), whose sum is σ = 7503840. Its totient is φ = 1944880.

The previous prime is 3945883. The next prime is 3945913. The reversal of 3945896 is 6985493.

3945896 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 11.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2906 + ... + 4041.

It is an arithmetic number, because the mean of its divisors is an integer number (468990).

Almost surely, 2^3945896 is an apocalyptic number.

It is an amenable number.

3945896 is a deficient number, since it is larger than the sum of its proper divisors (3557944).

3945896 is a wasteful number, since it uses less digits than its factorization.

3945896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7024 (or 7020 counting only the distinct ones).

The product of its digits is 233280, while the sum is 44.

The square root of 3945896 is about 1986.4279498638. The cubic root of 3945896 is about 158.0211476260.

The spelling of 3945896 in words is "three million, nine hundred forty-five thousand, eight hundred ninety-six".