878825907 has 24 divisors (see below), whose sum is σ = 1285078080. Its totient is φ = 578689920.

The previous prime is 878825879. The next prime is 878825933. The reversal of 878825907 is 709528878.

878825907 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 878825907 - 2²⁶ = 811717043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (878825957) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 358807 + ... + 361247.

It is an arithmetic number, because the mean of its divisors is an integer number (53544920).

Almost surely, 2^878825907 is an apocalyptic number.

878825907 is a deficient number, since it is larger than the sum of its proper divisors (406252173).

878825907 is a wasteful number, since it uses less digits than its factorization.

878825907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2923 (or 2920 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 54.

The square root of 878825907 is about 29644.9980097824. The cubic root of 878825907 is about 957.8576020002.

The spelling of 878825907 in words is "eight hundred seventy-eight million, eight hundred twenty-five thousand, nine hundred seven".