814445842 has 8 divisors (see below), whose sum is σ = 1396192896. Its totient is φ = 349048212.

The previous prime is 814445789. The next prime is 814445861. The reversal of 814445842 is 248544418.

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

It is a junction number, because it is equal to n+sod(n) for n = 814445795 and 814445804.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 29087338 + ... + 29087365.

It is an arithmetic number, because the mean of its divisors is an integer number (174524112).

Almost surely, 2^814445842 is an apocalyptic number.

814445842 is a deficient number, since it is larger than the sum of its proper divisors (581747054).

814445842 is a wasteful number, since it uses less digits than its factorization.

814445842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58174712.

The product of its digits is 163840, while the sum is 40.

The square root of 814445842 is about 28538.4975427930. The cubic root of 814445842 is about 933.8721057955.

The spelling of 814445842 in words is "eight hundred fourteen million, four hundred forty-five thousand, eight hundred forty-two".