877894122 has 16 divisors (see below), whose sum is σ = 2006615232. Its totient is φ = 250826880.

The previous prime is 877894111. The next prime is 877894123. The reversal of 877894122 is 221498778.

It is not an unprimeable number, because it can be changed into a prime (877894123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10451079 + ... + 10451162.

It is an arithmetic number, because the mean of its divisors is an integer number (125413452).

Almost surely, 2^877894122 is an apocalyptic number.

877894122 is an abundant number, since it is smaller than the sum of its proper divisors (1128721110).

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

877894122 is a wasteful number, since it uses less digits than its factorization.

877894122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20902253.

The product of its digits is 451584, while the sum is 48.

The square root of 877894122 is about 29629.2781214798. The cubic root of 877894122 is about 957.5189558746.

The spelling of 877894122 in words is "eight hundred seventy-seven million, eight hundred ninety-four thousand, one hundred twenty-two".