2242044 has 108 divisors (see below), whose sum is σ = 6971328. Its totient is φ = 604800.

The previous prime is 2242043. The next prime is 2242073. The reversal of 2242044 is 4402422.

It is a super-2 number, since 2×2242044² = 10053522595872, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2242043) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 54664 + ... + 54704.

2^2242044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2242044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3485664).

2242044 is an abundant number, since it is smaller than the sum of its proper divisors (4729284).

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

2242044 is a wasteful number, since it uses less digits than its factorization.

2242044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96 (or 84 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

The square root of 2242044 is about 1497.3456514780. The cubic root of 2242044 is about 130.8824382819.

Adding to 2242044 its reverse (4402422), we get a palindrome (6644466).

The spelling of 2242044 in words is "two million, two hundred forty-two thousand, forty-four".