3944979 has 12 divisors (see below), whose sum is σ = 5837832. Its totient is φ = 2565600.

The previous prime is 3944953. The next prime is 3944987. The reversal of 3944979 is 9794493.

It is not a de Polignac number, because 3944979 - 2¹¹ = 3942931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3944909) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4977 + ... + 5714.

It is an arithmetic number, because the mean of its divisors is an integer number (486486).

Almost surely, 2^3944979 is an apocalyptic number.

3944979 is a deficient number, since it is larger than the sum of its proper divisors (1892853).

3944979 is a wasteful number, since it uses less digits than its factorization.

3944979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10738 (or 10735 counting only the distinct ones).

The product of its digits is 244944, while the sum is 45.

The square root of 3944979 is about 1986.1971201268. The cubic root of 3944979 is about 158.0089056562.

The spelling of 3944979 in words is "three million, nine hundred forty-four thousand, nine hundred seventy-nine".