244672613 has 4 divisors (see below), whose sum is σ = 244705920. Its totient is φ = 244639308.

The previous prime is 244672607. The next prime is 244672639. The reversal of 244672613 is 316276442.

244672613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 244672613 - 2⁸ = 244672357 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 (244672663) 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, 245 + ... + 22122.

It is an arithmetic number, because the mean of its divisors is an integer number (61176480).

Almost surely, 2^244672613 is an apocalyptic number.

It is an amenable number.

244672613 is a deficient number, since it is larger than the sum of its proper divisors (33307).

244672613 is a wasteful number, since it uses less digits than its factorization.

244672613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33306.

The product of its digits is 48384, while the sum is 35.

The square root of 244672613 is about 15642.0143523780. The cubic root of 244672613 is about 625.4536337599.

The spelling of 244672613 in words is "two hundred forty-four million, six hundred seventy-two thousand, six hundred thirteen".