3244991 has 8 divisors (see below), whose sum is σ = 3435120. Its totient is φ = 3056832.

The previous prime is 3244981. The next prime is 3245003. The reversal of 3244991 is 1994423.

It is a happy number.

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 3244991 - 2¹⁰ = 3243967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3244921) 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, 4061 + ... + 4793.

It is an arithmetic number, because the mean of its divisors is an integer number (429390).

Almost surely, 2^3244991 is an apocalyptic number.

3244991 is a deficient number, since it is larger than the sum of its proper divisors (190129).

3244991 is a wasteful number, since it uses less digits than its factorization.

3244991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985.

The product of its digits is 7776, while the sum is 32.

The square root of 3244991 is about 1801.3858553902. The cubic root of 3244991 is about 148.0486661237.

The spelling of 3244991 in words is "three million, two hundred forty-four thousand, nine hundred ninety-one".