842745194 has 8 divisors (see below), whose sum is σ = 1272489888. Its totient is φ = 418581900.

The previous prime is 842745193. The next prime is 842745217. The reversal of 842745194 is 491547248.

842745194 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (842745193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1394972 + ... + 1395575.

It is an arithmetic number, because the mean of its divisors is an integer number (159061236).

Almost surely, 2^842745194 is an apocalyptic number.

842745194 is a deficient number, since it is larger than the sum of its proper divisors (429744694).

842745194 is a wasteful number, since it uses less digits than its factorization.

842745194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2790700.

The product of its digits is 322560, while the sum is 44.

The square root of 842745194 is about 29030.0739578803. The cubic root of 842745194 is about 944.5655343528.

The spelling of 842745194 in words is "eight hundred forty-two million, seven hundred forty-five thousand, one hundred ninety-four".