842764216 has 16 divisors (see below), whose sum is σ = 1805923440. Its totient is φ = 361184640.

The previous prime is 842764199. The next prime is 842764217. The reversal of 842764216 is 612467248.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842764217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7524625 + ... + 7524736.

It is an arithmetic number, because the mean of its divisors is an integer number (112870215).

Almost surely, 2^842764216 is an apocalyptic number.

It is an amenable number.

842764216 is an abundant number, since it is smaller than the sum of its proper divisors (963159224).

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

842764216 is a wasteful number, since it uses less digits than its factorization.

842764216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15049374 (or 15049370 counting only the distinct ones).

The product of its digits is 129024, while the sum is 40.

The square root of 842764216 is about 29030.4015817901. The cubic root of 842764216 is about 944.5726410444.

The spelling of 842764216 in words is "eight hundred forty-two million, seven hundred sixty-four thousand, two hundred sixteen".