842271366 has 16 divisors (see below), whose sum is σ = 1697808384. Its totient is φ = 278546184.

The previous prime is 842271361. The next prime is 842271403. The reversal of 842271366 is 663172248.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842271361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 551910 + ... + 553433.

It is an arithmetic number, because the mean of its divisors is an integer number (106113024).

Almost surely, 2^842271366 is an apocalyptic number.

842271366 is an abundant number, since it is smaller than the sum of its proper divisors (855537018).

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

842271366 is a wasteful number, since it uses less digits than its factorization.

842271366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105475.

The product of its digits is 96768, while the sum is 39.

The square root of 842271366 is about 29021.9118253777. The cubic root of 842271366 is about 944.3884758908.

The spelling of 842271366 in words is "eight hundred forty-two million, two hundred seventy-one thousand, three hundred sixty-six".