842271443 has 32 divisors (see below), whose sum is σ = 989936640. Its totient is φ = 709562880.

The previous prime is 842271403. The next prime is 842271481. The reversal of 842271443 is 344172248.

It is not a de Polignac number, because 842271443 - 2¹² = 842267347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (842271403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1360388 + ... + 1361006.

It is an arithmetic number, because the mean of its divisors is an integer number (30935520).

Almost surely, 2^842271443 is an apocalyptic number.

842271443 is a deficient number, since it is larger than the sum of its proper divisors (147665197).

842271443 is a wasteful number, since it uses less digits than its factorization.

842271443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 827.

The product of its digits is 43008, while the sum is 35.

The square root of 842271443 is about 29021.9131519616. The cubic root of 842271443 is about 944.3885046693.

The spelling of 842271443 in words is "eight hundred forty-two million, two hundred seventy-one thousand, four hundred forty-three".