2239444 has 12 divisors (see below), whose sum is σ = 4149684. Its totient is φ = 1053824.

The previous prime is 2239417. The next prime is 2239453. The reversal of 2239444 is 4449322.

It can be written as a sum of positive squares in 2 ways, for example, as 828100 + 1411344 = 910^2 + 1188^2 .

It is a d-powerful number, because it can be written as 2¹⁷ + 2²¹ + 3⁵ + 9⁴ + 4³ + 4⁴ + 4⁶ .

It is a zygodrome in base 6.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16399 + ... + 16534.

It is an arithmetic number, because the mean of its divisors is an integer number (345807).

2^2239444 is an apocalyptic number.

It is an amenable number.

2239444 is a deficient number, since it is larger than the sum of its proper divisors (1910240).

2239444 is a wasteful number, since it uses less digits than its factorization.

2239444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32954 (or 32952 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

The square root of 2239444 is about 1496.4771966188. The cubic root of 2239444 is about 130.8318258399.

It can be divided in two parts, 223 and 9444, that multiplied together give a palindrome (2106012).

The spelling of 2239444 in words is "two million, two hundred thirty-nine thousand, four hundred forty-four".