3944517 has 8 divisors (see below), whose sum is σ = 5274624. Its totient is φ = 2622048.

The previous prime is 3944513. The next prime is 3944537. The reversal of 3944517 is 7154493.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3944517 - 2² = 3944513 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3944513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 568 + ... + 2865.

It is an arithmetic number, because the mean of its divisors is an integer number (659328).

Almost surely, 2^3944517 is an apocalyptic number.

It is an amenable number.

3944517 is a deficient number, since it is larger than the sum of its proper divisors (1330107).

3944517 is a wasteful number, since it uses less digits than its factorization.

3944517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3819.

The product of its digits is 15120, while the sum is 33.

The square root of 3944517 is about 1986.0808140657. The cubic root of 3944517 is about 158.0027372276.

The spelling of 3944517 in words is "three million, nine hundred forty-four thousand, five hundred seventeen".