853456 has 20 divisors (see below), whose sum is σ = 1695204. Its totient is φ = 416000.

The previous prime is 853439. The next prime is 853477. The reversal of 853456 is 654358.

It can be written as a sum of positive squares in 2 ways, for example, as 14400 + 839056 = 120^2 + 916^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6 + ... + 1306.

2⁸⁵³⁴⁵⁶ is an apocalyptic number.

It is an amenable number.

853456 is a deficient number, since it is larger than the sum of its proper divisors (841748).

853456 is a wasteful number, since it uses less digits than its factorization.

853456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1350 (or 1344 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 853456 is about 923.8268235984. The cubic root of 853456 is about 94.8550328212.

Subtracting from 853456 its product of digits (14400), we obtain a square (839056 = 916²).

The spelling of 853456 in words is "eight hundred fifty-three thousand, four hundred fifty-six".