2022217844 has 12 divisors (see below), whose sum is σ = 3539205600. Its totient is φ = 1011016248.

The previous prime is 2022217843. The next prime is 2022217853. The reversal of 2022217844 is 4487122202.

It is a self number, because there is not a number n which added to its sum of digits gives 2022217844.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022217843) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 55937 + ... + 84695.

It is an arithmetic number, because the mean of its divisors is an integer number (294933800).

Almost surely, 2^2022217844 is an apocalyptic number.

It is an amenable number.

2022217844 is a deficient number, since it is larger than the sum of its proper divisors (1516987756).

2022217844 is a wasteful number, since it uses less digits than its factorization.

2022217844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46342 (or 46340 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 32.

The square root of 2022217844 is about 44969.0765304337. The cubic root of 2022217844 is about 1264.5693345646.

The spelling of 2022217844 in words is "two billion, twenty-two million, two hundred seventeen thousand, eight hundred forty-four".