842061194 has 16 divisors (see below), whose sum is σ = 1361011848. Its totient is φ = 388426752.

The previous prime is 842061193. The next prime is 842061203. The reversal of 842061194 is 491160248.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 702939169 + 139122025 = 26513^2 + 11795^2 .

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (842061193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44414 + ... + 60470.

Almost surely, 2^842061194 is an apocalyptic number.

842061194 is a deficient number, since it is larger than the sum of its proper divisors (518950654).

842061194 is a wasteful number, since it uses less digits than its factorization.

842061194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18089.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 842061194 is about 29018.2906801900. The cubic root of 842061194 is about 944.3099182611.

The spelling of 842061194 in words is "eight hundred forty-two million, sixty-one thousand, one hundred ninety-four".