3884591 has 2 divisors, whose sum is σ = 3884592. Its totient is φ = 3884590.

The previous prime is 3884537. The next prime is 3884609. The reversal of 3884591 is 1954883.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3884591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3884291) 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, 1942295 + 1942296.

It is an arithmetic number, because the mean of its divisors is an integer number (1942296).

Almost surely, 2^3884591 is an apocalyptic number.

3884591 is a deficient number, since it is larger than the sum of its proper divisors (1).

3884591 is an equidigital number, since it uses as much as digits as its factorization.

3884591 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 38.

The square root of 3884591 is about 1970.9365793957. The cubic root of 3884591 is about 157.1985128715.

The spelling of 3884591 in words is "three million, eight hundred eighty-four thousand, five hundred ninety-one".