878045794 has 8 divisors (see below), whose sum is σ = 1329152220. Its totient is φ = 434995056.

The previous prime is 878045783. The next prime is 878045813. The reversal of 878045794 is 497540878.

878045794 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 861129025 + 16916769 = 29345^2 + 4113^2 .

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

It is a super-2 number, since 2×878045794² = 1541928832722180872, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2013649 + ... + 2014084.

Almost surely, 2^878045794 is an apocalyptic number.

878045794 is a deficient number, since it is larger than the sum of its proper divisors (451106426).

878045794 is a wasteful number, since it uses less digits than its factorization.

878045794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4027844.

The product of its (nonzero) digits is 2257920, while the sum is 52.

The square root of 878045794 is about 29631.8375063039. The cubic root of 878045794 is about 957.5740955733.

The spelling of 878045794 in words is "eight hundred seventy-eight million, forty-five thousand, seven hundred ninety-four".