3945264 has 20 divisors (see below), whose sum is σ = 10192056. Its totient is φ = 1315072.

The previous prime is 3945233. The next prime is 3945287. The reversal of 3945264 is 4625493.

It is a zygodrome in base 2.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41049 + ... + 41144.

Almost surely, 2^3945264 is an apocalyptic number.

It is an amenable number.

3945264 is an abundant number, since it is smaller than the sum of its proper divisors (6246792).

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

3945264 is a wasteful number, since it uses less digits than its factorization.

3945264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82204 (or 82198 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 3945264 is about 1986.2688639759. The cubic root of 3945264 is about 158.0127106155.

The spelling of 3945264 in words is "three million, nine hundred forty-five thousand, two hundred sixty-four".