854803 has 4 divisors (see below), whose sum is σ = 857848. Its totient is φ = 851760.

The previous prime is 854801. The next prime is 854807. The reversal of 854803 is 308458.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 308458 = 2 ⋅154229.

It is a cyclic number.

It is not a de Polignac number, because 854803 - 2¹ = 854801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (854801) 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, 1053 + ... + 1678.

It is an arithmetic number, because the mean of its divisors is an integer number (214462).

2⁸⁵⁴⁸⁰³ is an apocalyptic number.

854803 is a deficient number, since it is larger than the sum of its proper divisors (3045).

854803 is a wasteful number, since it uses less digits than its factorization.

854803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3044.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 854803 is about 924.5555689087. Note that the first 4 decimals coincide. The cubic root of 854803 is about 94.9049094674.

The spelling of 854803 in words is "eight hundred fifty-four thousand, eight hundred three".