878064922 has 32 divisors (see below), whose sum is σ = 1526774400. Its totient is φ = 370960128.

The previous prime is 878064899. The next prime is 878064923. The reversal of 878064922 is 229460878.

It is not an unprimeable number, because it can be changed into a prime (878064923) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 508753 + ... + 510475.

It is an arithmetic number, because the mean of its divisors is an integer number (47711700).

Almost surely, 2^878064922 is an apocalyptic number.

878064922 is a deficient number, since it is larger than the sum of its proper divisors (648709478).

878064922 is a wasteful number, since it uses less digits than its factorization.

878064922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2230.

The product of its (nonzero) digits is 387072, while the sum is 46.

The square root of 878064922 is about 29632.1602654953. The cubic root of 878064922 is about 957.5810490240.

The spelling of 878064922 in words is "eight hundred seventy-eight million, sixty-four thousand, nine hundred twenty-two".