2219822 has 32 divisors (see below), whose sum is σ = 3919104. Its totient is φ = 932800.

The previous prime is 2219813. The next prime is 2219831. The reversal of 2219822 is 2289122.

It is an interprime number because it is at equal distance from previous prime (2219813) and next prime (2219831).

It is a junction number, because it is equal to n+sod(n) for n = 2219791 and 2219800.

It is a congruent number.

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, 20693 + ... + 20799.

It is an arithmetic number, because the mean of its divisors is an integer number (122472).

2^2219822 is an apocalyptic number.

2219822 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2219822 is a deficient number, since it is larger than the sum of its proper divisors (1699282).

2219822 is a wasteful number, since it uses less digits than its factorization.

2219822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184.

The product of its digits is 1152, while the sum is 26.

The square root of 2219822 is about 1489.9067084888. The cubic root of 2219822 is about 130.4485883519.

The spelling of 2219822 in words is "two million, two hundred nineteen thousand, eight hundred twenty-two".