3241387 has 2 divisors, whose sum is σ = 3241388. Its totient is φ = 3241386.

The previous prime is 3241379. The next prime is 3241397. The reversal of 3241387 is 7831423.

It is a weak prime.

It is an emirp because it is prime and its reverse (7831423) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3241387 - 2³ = 3241379 is a prime.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (3241397) 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 as a sum of consecutive naturals, namely, 1620693 + 1620694.

It is an arithmetic number, because the mean of its divisors is an integer number (1620694).

Almost surely, 2^3241387 is an apocalyptic number.

3241387 is a deficient number, since it is larger than the sum of its proper divisors (1).

3241387 is an equidigital number, since it uses as much as digits as its factorization.

3241387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4032, while the sum is 28.

The square root of 3241387 is about 1800.3852365536. The cubic root of 3241387 is about 147.9938364855.

It can be divided in two parts, 324 and 1387, that added together give a triangular number (1711 = T₅₈).

The spelling of 3241387 in words is "three million, two hundred forty-one thousand, three hundred eighty-seven".