244676993 has 4 divisors (see below), whose sum is σ = 266920368. Its totient is φ = 222433620.

The previous prime is 244676959. The next prime is 244677001. The reversal of 244676993 is 399676442.

244676993 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.

It is a cyclic number.

It is not a de Polignac number, because 244676993 - 2¹⁰ = 244675969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (244676693) 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, 11121671 + ... + 11121692.

It is an arithmetic number, because the mean of its divisors is an integer number (66730092).

Almost surely, 2^244676993 is an apocalyptic number.

It is an amenable number.

244676993 is a deficient number, since it is larger than the sum of its proper divisors (22243375).

244676993 is a wasteful number, since it uses less digits than its factorization.

244676993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22243374.

The product of its digits is 1959552, while the sum is 50.

The square root of 244676993 is about 15642.1543592946. The cubic root of 244676993 is about 625.4573659180.

The spelling of 244676993 in words is "two hundred forty-four million, six hundred seventy-six thousand, nine hundred ninety-three".