842288312 has 8 divisors (see below), whose sum is σ = 1579290600. Its totient is φ = 421144152.

The previous prime is 842288303. The next prime is 842288333. The reversal of 842288312 is 213882248.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 52643012 + ... + 52643027.

It is an arithmetic number, because the mean of its divisors is an integer number (197411325).

Almost surely, 2^842288312 is an apocalyptic number.

It is an amenable number.

842288312 is a deficient number, since it is larger than the sum of its proper divisors (737002288).

842288312 is a wasteful number, since it uses less digits than its factorization.

842288312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105286045 (or 105286041 counting only the distinct ones).

The product of its digits is 49152, while the sum is 38.

The square root of 842288312 is about 29022.2037757301. The cubic root of 842288312 is about 944.3948093602.

The spelling of 842288312 in words is "eight hundred forty-two million, two hundred eighty-eight thousand, three hundred twelve".