2043323444 has 6 divisors (see below), whose sum is σ = 3575816034. Its totient is φ = 1021661720.

The previous prime is 2043323419. The next prime is 2043323489. The reversal of 2043323444 is 4443233402.

It can be written as a sum of positive squares in only one way, i.e., 1732224400 + 311099044 = 41620^2 + 17638^2 .

It is a super-2 number, since 2×2043323444² = 8350341393600042272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255415427 + ... + 255415434.

It is an arithmetic number, because the mean of its divisors is an integer number (595969339).

Almost surely, 2^2043323444 is an apocalyptic number.

It is an amenable number.

2043323444 is a deficient number, since it is larger than the sum of its proper divisors (1532492590).

2043323444 is a wasteful number, since it uses less digits than its factorization.

2043323444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510830865 (or 510830863 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 29.

The square root of 2043323444 is about 45203.1353337354. The cubic root of 2043323444 is about 1268.9534942303.

Adding to 2043323444 its reverse (4443233402), we get a palindrome (6486556846).

The spelling of 2043323444 in words is "two billion, forty-three million, three hundred twenty-three thousand, four hundred forty-four".