854881 has 2 divisors, whose sum is σ = 854882. Its totient is φ = 854880.

The previous prime is 854869. The next prime is 854897. The reversal of 854881 is 188458.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 512656 + 342225 = 716^2 + 585^2 .

It is a cyclic number.

It is not a de Polignac number, because 854881 - 2⁵ = 854849 is a prime.

It is a super-2 number, since 2×854881² = 1461643048322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (854801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427440 + 427441.

It is an arithmetic number, because the mean of its divisors is an integer number (427441).

2⁸⁵⁴⁸⁸¹ is an apocalyptic number.

It is an amenable number.

854881 is a deficient number, since it is larger than the sum of its proper divisors (1).

854881 is an equidigital number, since it uses as much as digits as its factorization.

854881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10240, while the sum is 34.

The square root of 854881 is about 924.5977503758. The cubic root of 854881 is about 94.9077960420.

The spelling of 854881 in words is "eight hundred fifty-four thousand, eight hundred eighty-one".