3945914 has 16 divisors (see below), whose sum is σ = 6998400. Its totient is φ = 1632624.

The previous prime is 3945913. The next prime is 3945917. The reversal of 3945914 is 4195493.

It is not an unprimeable number, because it can be changed into a prime (3945913) by changing a digit.

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, 4454 + ... + 5265.

It is an arithmetic number, because the mean of its divisors is an integer number (437400).

Almost surely, 2^3945914 is an apocalyptic number.

3945914 is a deficient number, since it is larger than the sum of its proper divisors (3052486).

3945914 is a wasteful number, since it uses less digits than its factorization.

3945914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9757.

The product of its digits is 19440, while the sum is 35.

The square root of 3945914 is about 1986.4324806044. The cubic root of 3945914 is about 158.0213879074.

The spelling of 3945914 in words is "three million, nine hundred forty-five thousand, nine hundred fourteen".