3969517 has 8 divisors (see below), whose sum is σ = 4245696. Its totient is φ = 3698112.

The previous prime is 3969503. The next prime is 3969527. The reversal of 3969517 is 7159693.

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

It is not a de Polignac number, because 3969517 - 2⁷ = 3969389 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3969517.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3969527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 618 + ... + 2884.

It is an arithmetic number, because the mean of its divisors is an integer number (530712).

Almost surely, 2^3969517 is an apocalyptic number.

It is an amenable number.

3969517 is a deficient number, since it is larger than the sum of its proper divisors (276179).

3969517 is a wasteful number, since it uses less digits than its factorization.

3969517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2387.

The product of its digits is 51030, while the sum is 40.

The square root of 3969517 is about 1992.3646754548. The cubic root of 3969517 is about 158.3358369564.

The spelling of 3969517 in words is "three million, nine hundred sixty-nine thousand, five hundred seventeen".