244007423 has 4 divisors (see below), whose sum is σ = 266189928. Its totient is φ = 221824920.

The previous prime is 244007419. The next prime is 244007429. The reversal of 244007423 is 324700442.

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 244007423 - 2² = 244007419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 244007392 and 244007401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244007429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11091236 + ... + 11091257.

It is an arithmetic number, because the mean of its divisors is an integer number (66547482).

Almost surely, 2^244007423 is an apocalyptic number.

244007423 is a deficient number, since it is larger than the sum of its proper divisors (22182505).

244007423 is a wasteful number, since it uses less digits than its factorization.

244007423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22182504.

The product of its (nonzero) digits is 5376, while the sum is 26.

The square root of 244007423 is about 15620.7369544462. The cubic root of 244007423 is about 624.8863136152.

Adding to 244007423 its reverse (324700442), we get a palindrome (568707865).

The spelling of 244007423 in words is "two hundred forty-four million, seven thousand, four hundred twenty-three".