852222409242 has 16 divisors (see below), whose sum is σ = 1740709602432. Its totient is φ = 278030005760.

The previous prime is 852222409237. The next prime is 852222409243. The reversal of 852222409242 is 242904222258.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 852222409194 and 852222409203.

It is not an unprimeable number, because it can be changed into a prime (852222409243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1511032359 + ... + 1511032922.

It is an arithmetic number, because the mean of its divisors is an integer number (108794350152).

Almost surely, 2^852222409242 is an apocalyptic number.

852222409242 is an abundant number, since it is smaller than the sum of its proper divisors (888487193190).

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

852222409242 is a wasteful number, since it uses less digits than its factorization.

852222409242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3022065333.

The product of its (nonzero) digits is 368640, while the sum is 42.

The spelling of 852222409242 in words is "eight hundred fifty-two billion, two hundred twenty-two million, four hundred nine thousand, two hundred forty-two".