3968549 has 8 divisors (see below), whose sum is σ = 4499040. Its totient is φ = 3470256.

The previous prime is 3968543. The next prime is 3968551. The reversal of 3968549 is 9458693.

3968549 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 3968549 - 2⁴ = 3968533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3968543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7787 + ... + 8280.

It is an arithmetic number, because the mean of its divisors is an integer number (562380).

Almost surely, 2^3968549 is an apocalyptic number.

It is an amenable number.

3968549 is a deficient number, since it is larger than the sum of its proper divisors (530491).

3968549 is a wasteful number, since it uses less digits than its factorization.

3968549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16099.

The product of its digits is 233280, while the sum is 44.

The square root of 3968549 is about 1992.1217332282. The cubic root of 3968549 is about 158.3229654030.

The spelling of 3968549 in words is "three million, nine hundred sixty-eight thousand, five hundred forty-nine".