1822872722 has 16 divisors (see below), whose sum is σ = 3046349952. Its totient is φ = 810948720.

The previous prime is 1822872713. The next prime is 1822872731. The reversal of 1822872722 is 2272782281.

It is an interprime number because it is at equal distance from previous prime (1822872713) and next prime (1822872731).

It is a super-2 number, since 2×1822872722² = 6645729921223378568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1822872722.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 880433 + ... + 882500.

It is an arithmetic number, because the mean of its divisors is an integer number (190396872).

Almost surely, 2^1822872722 is an apocalyptic number.

1822872722 is a deficient number, since it is larger than the sum of its proper divisors (1223477230).

1822872722 is a wasteful number, since it uses less digits than its factorization.

1822872722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1762993.

The product of its digits is 100352, while the sum is 41.

The square root of 1822872722 is about 42695.1135611559. The cubic root of 1822872722 is about 1221.5711911880.

The spelling of 1822872722 in words is "one billion, eight hundred twenty-two million, eight hundred seventy-two thousand, seven hundred twenty-two".