854160842 has 16 divisors (see below), whose sum is σ = 1294588680. Its totient is φ = 422641152.

The previous prime is 854160841. The next prime is 854160847. The reversal of 854160842 is 248061458.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 831111241 + 23049601 = 28829^2 + 4801^2 .

It is a super-2 number, since 2×854160842² = 1459181488012297928, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 854160796 and 854160805.

It is not an unprimeable number, because it can be changed into a prime (854160841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223298 + ... + 227090.

Almost surely, 2^854160842 is an apocalyptic number.

854160842 is a deficient number, since it is larger than the sum of its proper divisors (440427838).

854160842 is a wasteful number, since it uses less digits than its factorization.

854160842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4937.

The product of its (nonzero) digits is 61440, while the sum is 38.

The square root of 854160842 is about 29226.0302128086. The cubic root of 854160842 is about 948.8113821474.

The spelling of 854160842 in words is "eight hundred fifty-four million, one hundred sixty thousand, eight hundred forty-two".