854428 has 12 divisors (see below), whose sum is σ = 1503432. Its totient is φ = 424880.

The previous prime is 854423. The next prime is 854431. The reversal of 854428 is 824458.

It is a self number, because there is not a number n which added to its sum of digits gives 854428.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (854423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 438 + ... + 1378.

It is an arithmetic number, because the mean of its divisors is an integer number (125286).

2⁸⁵⁴⁴²⁸ is an apocalyptic number.

It is an amenable number.

854428 is a deficient number, since it is larger than the sum of its proper divisors (649004).

854428 is a wasteful number, since it uses less digits than its factorization.

854428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1172 (or 1170 counting only the distinct ones).

The product of its digits is 10240, while the sum is 31.

The square root of 854428 is about 924.3527465205. The cubic root of 854428 is about 94.8910292530.

The spelling of 854428 in words is "eight hundred fifty-four thousand, four hundred twenty-eight".