3894587 has 2 divisors, whose sum is σ = 3894588. Its totient is φ = 3894586.

The previous prime is 3894571. The next prime is 3894589. The reversal of 3894587 is 7854983.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3894587 - 2⁴ = 3894571 is a prime.

Together with 3894589, it forms a pair of twin primes.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (3894589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1947293 + 1947294.

It is an arithmetic number, because the mean of its divisors is an integer number (1947294).

Almost surely, 2^3894587 is an apocalyptic number.

3894587 is a deficient number, since it is larger than the sum of its proper divisors (1).

3894587 is an equidigital number, since it uses as much as digits as its factorization.

3894587 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 44.

The square root of 3894587 is about 1973.4708003920. The cubic root of 3894587 is about 157.3332340842. Note that the first 3 decimals are identical.

The spelling of 3894587 in words is "three million, eight hundred ninety-four thousand, five hundred eighty-seven".