3944579 has 4 divisors (see below), whose sum is σ = 3962184. Its totient is φ = 3926976.

The previous prime is 3944557. The next prime is 3944581. The reversal of 3944579 is 9754493.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3944579 - 2¹² = 3940483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3944509) 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, 8462 + ... + 8915.

It is an arithmetic number, because the mean of its divisors is an integer number (990546).

Almost surely, 2^3944579 is an apocalyptic number.

3944579 is a deficient number, since it is larger than the sum of its proper divisors (17605).

3944579 is a wasteful number, since it uses less digits than its factorization.

3944579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17604.

The product of its digits is 136080, while the sum is 41.

The square root of 3944579 is about 1986.0964226341. The cubic root of 3944579 is about 158.0035650534.

The spelling of 3944579 in words is "three million, nine hundred forty-four thousand, five hundred seventy-nine".