854804455 has 16 divisors (see below), whose sum is σ = 1088671104. Its totient is φ = 642096640.

The previous prime is 854804443. The next prime is 854804459. The reversal of 854804455 is 554408458.

It is not a de Polignac number, because 854804455 - 2¹¹ = 854802407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (854804459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24969 + ... + 48301.

It is an arithmetic number, because the mean of its divisors is an integer number (68041944).

Almost surely, 2^854804455 is an apocalyptic number.

854804455 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

854804455 is a deficient number, since it is larger than the sum of its proper divisors (233866649).

854804455 is a wasteful number, since it uses less digits than its factorization.

854804455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23786.

The product of its (nonzero) digits is 512000, while the sum is 43.

The square root of 854804455 is about 29237.0390942722. The cubic root of 854804455 is about 949.0496331474.

The spelling of 854804455 in words is "eight hundred fifty-four million, eight hundred four thousand, four hundred fifty-five".