894385 has 4 divisors (see below), whose sum is σ = 1073268. Its totient is φ = 715504.

The previous prime is 894371. The next prime is 894391. The reversal of 894385 is 583498.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 374544 + 519841 = 612^2 + 721^2 .

It is a cyclic number.

It is not a de Polignac number, because 894385 - 2⁹ = 893873 is a prime.

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

It is a Duffinian number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 89434 + ... + 89443.

It is an arithmetic number, because the mean of its divisors is an integer number (268317).

2⁸⁹⁴³⁸⁵ is an apocalyptic number.

It is an amenable number.

894385 is a deficient number, since it is larger than the sum of its proper divisors (178883).

894385 is a wasteful number, since it uses less digits than its factorization.

894385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178882.

The product of its digits is 34560, while the sum is 37.

The square root of 894385 is about 945.7193029647. The cubic root of 894385 is about 96.3477334135.

The spelling of 894385 in words is "eight hundred ninety-four thousand, three hundred eighty-five".