244423613 has 12 divisors (see below), whose sum is σ = 285784092. Its totient is φ = 208434240.

The previous prime is 244423609. The next prime is 244423661. The reversal of 244423613 is 316324442.

It can be written as a sum of positive squares in 2 ways, for example, as 223143844 + 21279769 = 14938^2 + 4613^2 .

It is not a de Polignac number, because 244423613 - 2² = 244423609 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244423913) 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 11 ways as a sum of consecutive naturals, for example, 3008 + ... + 22313.

It is an arithmetic number, because the mean of its divisors is an integer number (23815341).

Almost surely, 2^244423613 is an apocalyptic number.

It is an amenable number.

244423613 is a deficient number, since it is larger than the sum of its proper divisors (41360479).

244423613 is a wasteful number, since it uses less digits than its factorization.

244423613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25532 (or 25525 counting only the distinct ones).

The product of its digits is 13824, while the sum is 29.

The square root of 244423613 is about 15634.0529933859. The cubic root of 244423613 is about 625.2413898508.

The spelling of 244423613 in words is "two hundred forty-four million, four hundred twenty-three thousand, six hundred thirteen".