3213887 has 2 divisors, whose sum is σ = 3213888. Its totient is φ = 3213886.

The previous prime is 3213877. The next prime is 3213893. The reversal of 3213887 is 7883123.

3213887 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3213887 - 2¹⁰ = 3212863 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3213827) 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 as a sum of consecutive naturals, namely, 1606943 + 1606944.

It is an arithmetic number, because the mean of its divisors is an integer number (1606944).

Almost surely, 2^3213887 is an apocalyptic number.

3213887 is a deficient number, since it is larger than the sum of its proper divisors (1).

3213887 is an equidigital number, since it uses as much as digits as its factorization.

3213887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 32.

The square root of 3213887 is about 1792.7317144514. The cubic root of 3213887 is about 147.5741195997.

The spelling of 3213887 in words is "three million, two hundred thirteen thousand, eight hundred eighty-seven".