244648313 has 16 divisors (see below), whose sum is σ = 316955520. Its totient is φ = 183378816.

The previous prime is 244648307. The next prime is 244648319. The reversal of 244648313 is 313846442.

244648313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (244648307) and next prime (244648319).

It is a cyclic number.

It is not a de Polignac number, because 244648313 - 2⁴ = 244648297 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (244648319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69020 + ... + 72477.

It is an arithmetic number, because the mean of its divisors is an integer number (19809720).

Almost surely, 2^244648313 is an apocalyptic number.

It is an amenable number.

244648313 is a deficient number, since it is larger than the sum of its proper divisors (72307207).

244648313 is a wasteful number, since it uses less digits than its factorization.

244648313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141536.

The product of its digits is 55296, while the sum is 35.

The square root of 244648313 is about 15641.2375789130. The cubic root of 244648313 is about 625.4329271426.

The spelling of 244648313 in words is "two hundred forty-four million, six hundred forty-eight thousand, three hundred thirteen".