854792849 has 2 divisors, whose sum is σ = 854792850. Its totient is φ = 854792848.

The previous prime is 854792839. The next prime is 854792857. The reversal of 854792849 is 948297458.

854792849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 854100625 + 692224 = 29225^2 + 832^2 .

It is a cyclic number.

It is not a de Polignac number, because 854792849 - 2²⁰ = 853744273 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 854792794 and 854792803.

It is not a weakly prime, because it can be changed into another prime (854792819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427396424 + 427396425.

It is an arithmetic number, because the mean of its divisors is an integer number (427396425).

Almost surely, 2^854792849 is an apocalyptic number.

It is an amenable number.

854792849 is a deficient number, since it is larger than the sum of its proper divisors (1).

854792849 is an equidigital number, since it uses as much as digits as its factorization.

854792849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5806080, while the sum is 56.

The square root of 854792849 is about 29236.8406124875. The cubic root of 854792849 is about 949.0453379272.

The spelling of 854792849 in words is "eight hundred fifty-four million, seven hundred ninety-two thousand, eight hundred forty-nine".