878846406 has 32 divisors (see below), whose sum is σ = 1852554240. Its totient is φ = 277177824.

The previous prime is 878846393. The next prime is 878846411. The reversal of 878846406 is 604648878.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93916 + ... + 102848.

It is an arithmetic number, because the mean of its divisors is an integer number (57892320).

Almost surely, 2^878846406 is an apocalyptic number.

878846406 is an abundant number, since it is smaller than the sum of its proper divisors (973707834).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

878846406 is a wasteful number, since it uses less digits than its factorization.

878846406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9820.

The product of its (nonzero) digits is 2064384, while the sum is 51.

The square root of 878846406 is about 29645.3437490612. The cubic root of 878846406 is about 957.8650494253.

The spelling of 878846406 in words is "eight hundred seventy-eight million, eight hundred forty-six thousand, four hundred six".