841872816 has 30 divisors (see below), whose sum is σ = 2356075020. Its totient is φ = 280624224.

The previous prime is 841872781. The next prime is 841872833. The reversal of 841872816 is 618278148.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2923026 + ... + 2923313.

It is an arithmetic number, because the mean of its divisors is an integer number (78535834).

Almost surely, 2^841872816 is an apocalyptic number.

It is an amenable number.

841872816 is an abundant number, since it is smaller than the sum of its proper divisors (1514202204).

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

841872816 is a wasteful number, since it uses less digits than its factorization.

841872816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5846353 (or 5846344 counting only the distinct ones).

The product of its digits is 172032, while the sum is 45.

The square root of 841872816 is about 29015.0446492850. The cubic root of 841872816 is about 944.2394956355.

The spelling of 841872816 in words is "eight hundred forty-one million, eight hundred seventy-two thousand, eight hundred sixteen".