2323444 has 18 divisors (see below), whose sum is σ = 4160310. Its totient is φ = 1135296.

The previous prime is 2323439. The next prime is 2323457. The reversal of 2323444 is 4443232.

It can be written as a sum of positive squares in 3 ways, for example, as 659344 + 1664100 = 812^2 + 1290^2 .

It is a super-2 number, since 2×2323444² = 10796784042272, which contains 22 as substring.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2⁵ + 3¹² + 2¹⁷ + 3¹³ + 4² + 4⁵ + 4⁸ .

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 5 ways as a sum of consecutive naturals, for example, 21262 + ... + 21370.

2^2323444 is an apocalyptic number.

It is an amenable number.

2323444 is a deficient number, since it is larger than the sum of its proper divisors (1836866).

2323444 is a wasteful number, since it uses less digits than its factorization.

2323444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259 (or 184 counting only the distinct ones).

The product of its digits is 2304, while the sum is 22.

The square root of 2323444 is about 1524.2847503009. The cubic root of 2323444 is about 132.4475928973.

Adding to 2323444 its reverse (4443232), we get a palindrome (6766676).

The spelling of 2323444 in words is "two million, three hundred twenty-three thousand, four hundred forty-four".