2440344033 has 18 divisors (see below), whose sum is σ = 3744491894. Its totient is φ = 1531194624.

The previous prime is 2440344029. The next prime is 2440344037. The reversal of 2440344033 is 3304430442.

It is an interprime number because it is at equal distance from previous prime (2440344029) and next prime (2440344037).

It can be written as a sum of positive squares in 3 ways, for example, as 1140885729 + 1299458304 = 33777^2 + 36048^2 .

It is not a de Polignac number, because 2440344033 - 2² = 2440344029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2440343988 and 2440344006.

It is not an unprimeable number, because it can be changed into a prime (2440344037) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 466516 + ... + 471717.

Almost surely, 2^2440344033 is an apocalyptic number.

It is an amenable number.

2440344033 is a deficient number, since it is larger than the sum of its proper divisors (1304147861).

2440344033 is a wasteful number, since it uses less digits than its factorization.

2440344033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938273 (or 938253 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

The square root of 2440344033 is about 49399.8383904239. The cubic root of 2440344033 is about 1346.3263695578.

Adding to 2440344033 its reverse (3304430442), we get a palindrome (5744774475).

The spelling of 2440344033 in words is "two billion, four hundred forty million, three hundred forty-four thousand, thirty-three".