3924644 has 12 divisors (see below), whose sum is σ = 6894384. Its totient is φ = 1954824.

The previous prime is 3924617. The next prime is 3924649. The reversal of 3924644 is 4464293.

It is a self number, because there is not a number n which added to its sum of digits gives 3924644.

It is not an unprimeable number, because it can be changed into a prime (3924649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 602 + ... + 2865.

It is an arithmetic number, because the mean of its divisors is an integer number (574532).

Almost surely, 2^3924644 is an apocalyptic number.

It is an amenable number.

3924644 is a deficient number, since it is larger than the sum of its proper divisors (2969740).

3924644 is a wasteful number, since it uses less digits than its factorization.

3924644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3754 (or 3752 counting only the distinct ones).

The product of its digits is 20736, while the sum is 32.

The square root of 3924644 is about 1981.0714272837. The cubic root of 3924644 is about 157.7369441083.

The spelling of 3924644 in words is "three million, nine hundred twenty-four thousand, six hundred forty-four".