3945704 has 16 divisors (see below), whose sum is σ = 8455200. Its totient is φ = 1690992.

The previous prime is 3945703. The next prime is 3945727. The reversal of 3945704 is 4075493.

3945704 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3945701) 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 3 ways as a sum of consecutive naturals, for example, 35174 + ... + 35285.

It is an arithmetic number, because the mean of its divisors is an integer number (528450).

Almost surely, 2^3945704 is an apocalyptic number.

It is an amenable number.

3945704 is an abundant number, since it is smaller than the sum of its proper divisors (4509496).

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

3945704 is a wasteful number, since it uses less digits than its factorization.

3945704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70472 (or 70468 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 3945704 is about 1986.3796213212. The cubic root of 3945704 is about 158.0185845789.

The spelling of 3945704 in words is "three million, nine hundred forty-five thousand, seven hundred four".