2685222042 has 16 divisors (see below), whose sum is σ = 5461469280. Its totient is φ = 879903152.

The previous prime is 2685222037. The next prime is 2685222079. The reversal of 2685222042 is 2402225862.

It is a junction number, because it is equal to n+sod(n) for n = 2685221994 and 2685222012.

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 in 7 ways as a sum of consecutive naturals, for example, 3792333 + ... + 3793040.

It is an arithmetic number, because the mean of its divisors is an integer number (341341830).

Almost surely, 2^2685222042 is an apocalyptic number.

2685222042 is an abundant number, since it is smaller than the sum of its proper divisors (2776247238).

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

2685222042 is a wasteful number, since it uses less digits than its factorization.

2685222042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7585437.

The product of its (nonzero) digits is 30720, while the sum is 33.

The square root of 2685222042 is about 51819.1281478182. The cubic root of 2685222042 is about 1389.9315119025.

The spelling of 2685222042 in words is "two billion, six hundred eighty-five million, two hundred twenty-two thousand, forty-two".