85850842 has 64 divisors (see below), whose sum is σ = 169574400. Its totient is φ = 32281200.

The previous prime is 85850837. The next prime is 85850879. The reversal of 85850842 is 24805858.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 85850795 and 85850804.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 233743 + ... + 234109.

It is an arithmetic number, because the mean of its divisors is an integer number (2649600).

Almost surely, 2^85850842 is an apocalyptic number.

85850842 is a deficient number, since it is larger than the sum of its proper divisors (83723558).

85850842 is a wasteful number, since it uses less digits than its factorization.

85850842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432 (or 418 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 40.

The square root of 85850842 is about 9265.5729450477. The cubic root of 85850842 is about 441.1451609139.

The spelling of 85850842 in words is "eighty-five million, eight hundred fifty thousand, eight hundred forty-two".