842877966 has 32 divisors (see below), whose sum is σ = 1934869248. Its totient is φ = 239785920.

The previous prime is 842877949. The next prime is 842877967. The reversal of 842877966 is 669778248.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842877967) 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, 33280 + ... + 52851.

It is an arithmetic number, because the mean of its divisors is an integer number (60464664).

Almost surely, 2^842877966 is an apocalyptic number.

842877966 is an abundant number, since it is smaller than the sum of its proper divisors (1091991282).

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

842877966 is a wasteful number, since it uses less digits than its factorization.

842877966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86376.

The product of its digits is 8128512, while the sum is 57.

The square root of 842877966 is about 29032.3606687434. The cubic root of 842877966 is about 944.6151362453.

The spelling of 842877966 in words is "eight hundred forty-two million, eight hundred seventy-seven thousand, nine hundred sixty-six".