244637013 has 8 divisors (see below), whose sum is σ = 326384800. Its totient is φ = 162990288.

The previous prime is 244636999. The next prime is 244637017. The reversal of 244637013 is 310736442.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 244637013 - 2⁵ = 244636981 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 (244637017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19423 + ... + 29436.

It is an arithmetic number, because the mean of its divisors is an integer number (40798100).

Almost surely, 2^244637013 is an apocalyptic number.

It is an amenable number.

244637013 is a deficient number, since it is larger than the sum of its proper divisors (81747787).

244637013 is a wasteful number, since it uses less digits than its factorization.

244637013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50531.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 244637013 is about 15640.8763501282. The cubic root of 244637013 is about 625.4232976725.

The spelling of 244637013 in words is "two hundred forty-four million, six hundred thirty-seven thousand, thirteen".