2243622 has 8 divisors (see below), whose sum is σ = 4487256. Its totient is φ = 747872.

The previous prime is 2243621. The next prime is 2243623. The reversal of 2243622 is 2263422.

It is an interprime number because it is at equal distance from previous prime (2243621) and next prime (2243623).

It is a sphenic number, since it is the product of 3 distinct primes.

2243622 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186963 + ... + 186974.

It is an arithmetic number, because the mean of its divisors is an integer number (560907).

2^2243622 is an apocalyptic number.

2243622 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2243622 is a wasteful number, since it uses less digits than its factorization.

2243622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373942.

The product of its digits is 1152, while the sum is 21.

The square root of 2243622 is about 1497.8724912355. The cubic root of 2243622 is about 130.9131370628.

The spelling of 2243622 in words is "two million, two hundred forty-three thousand, six hundred twenty-two".