854345 has 8 divisors (see below), whose sum is σ = 1030920. Its totient is φ = 679680.

The previous prime is 854333. The next prime is 854351. The reversal of 854345 is 543458.

It can be written as a sum of positive squares in 4 ways, for example, as 51529 + 802816 = 227^2 + 896^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 854345 - 2⁸ = 854089 is a prime.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 851 + ... + 1559.

It is an arithmetic number, because the mean of its divisors is an integer number (128865).

2⁸⁵⁴³⁴⁵ is an apocalyptic number.

It is an amenable number.

854345 is a deficient number, since it is larger than the sum of its proper divisors (176575).

854345 is a wasteful number, since it uses less digits than its factorization.

854345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 955.

The product of its digits is 9600, while the sum is 29.

The square root of 854345 is about 924.3078491498. The cubic root of 854345 is about 94.8879565500.

The spelling of 854345 in words is "eight hundred fifty-four thousand, three hundred forty-five".