4244040323 has 4 divisors (see below), whose sum is σ = 4244190600. Its totient is φ = 4243890048.

The previous prime is 4244040319. The next prime is 4244040343. The reversal of 4244040323 is 3230404424.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4244040323 - 2² = 4244040319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4244040292 and 4244040301.

It is not an unprimeable number, because it can be changed into a prime (4244040313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18590 + ... + 93987.

It is an arithmetic number, because the mean of its divisors is an integer number (1061047650).

Almost surely, 2^4244040323 is an apocalyptic number.

4244040323 is a deficient number, since it is larger than the sum of its proper divisors (150277).

4244040323 is a wasteful number, since it uses less digits than its factorization.

4244040323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150276.

The product of its (nonzero) digits is 9216, while the sum is 26.

The square root of 4244040323 is about 65146.2993807016. The cubic root of 4244040323 is about 1619.0484076355.

Adding to 4244040323 its reverse (3230404424), we get a palindrome (7474444747).

The spelling of 4244040323 in words is "four billion, two hundred forty-four million, forty thousand, three hundred twenty-three".