2018222722 has 32 divisors (see below), whose sum is σ = 3238486272. Its totient is φ = 941164224.

The previous prime is 2018222627. The next prime is 2018222741. The reversal of 2018222722 is 2272228102.

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 15 ways as a sum of consecutive naturals, for example, 404668 + ... + 409624.

It is an arithmetic number, because the mean of its divisors is an integer number (101202696).

Almost surely, 2^2018222722 is an apocalyptic number.

2018222722 is a deficient number, since it is larger than the sum of its proper divisors (1220263550).

2018222722 is a wasteful number, since it uses less digits than its factorization.

2018222722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5202.

The product of its (nonzero) digits is 3584, while the sum is 28.

The square root of 2018222722 is about 44924.6337992866. The cubic root of 2018222722 is about 1263.7360185685.

The spelling of 2018222722 in words is "two billion, eighteen million, two hundred twenty-two thousand, seven hundred twenty-two".