2044442043 has 36 divisors (see below), whose sum is σ = 3440350368. Its totient is φ = 1166508000.

The previous prime is 2044442039. The next prime is 2044442053. The reversal of 2044442043 is 3402444402.

It is a happy number.

It is not a de Polignac number, because 2044442043 - 2² = 2044442039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2044441998 and 2044442016.

It is not an unprimeable number, because it can be changed into a prime (2044442053) 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, 328105 + ... + 334277.

It is an arithmetic number, because the mean of its divisors is an integer number (95565288).

Almost surely, 2^2044442043 is an apocalyptic number.

2044442043 is a deficient number, since it is larger than the sum of its proper divisors (1395908325).

2044442043 is a wasteful number, since it uses less digits than its factorization.

2044442043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6944 (or 6934 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

The square root of 2044442043 is about 45215.5066653023. The cubic root of 2044442043 is about 1269.1850110386.

Adding to 2044442043 its reverse (3402444402), we get a palindrome (5446886445).

The spelling of 2044442043 in words is "two billion, forty-four million, four hundred forty-two thousand, forty-three".