854387 has 2 divisors, whose sum is σ = 854388. Its totient is φ = 854386.

The previous prime is 854383. The next prime is 854407. The reversal of 854387 is 783458.

854387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 854387 - 2² = 854383 is a prime.

It is a Chen prime.

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

It is not a weakly prime, because it can be changed into another prime (854383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427193 + 427194.

It is an arithmetic number, because the mean of its divisors is an integer number (427194).

2⁸⁵⁴³⁸⁷ is an apocalyptic number.

854387 is a deficient number, since it is larger than the sum of its proper divisors (1).

854387 is an equidigital number, since it uses as much as digits as its factorization.

854387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26880, while the sum is 35.

The square root of 854387 is about 924.3305685738. The cubic root of 854387 is about 94.8895114367.

The spelling of 854387 in words is "eight hundred fifty-four thousand, three hundred eighty-seven".