244884661 has 4 divisors (see below), whose sum is σ = 279868192. Its totient is φ = 209901132.

The previous prime is 244884659. The next prime is 244884691. The reversal of 244884661 is 166488442.

244884661 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 not a de Polignac number, because 244884661 - 2¹ = 244884659 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 (244884691) 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, 17491755 + ... + 17491768.

It is an arithmetic number, because the mean of its divisors is an integer number (69967048).

Almost surely, 2^244884661 is an apocalyptic number.

It is an amenable number.

244884661 is a deficient number, since it is larger than the sum of its proper divisors (34983531).

244884661 is an equidigital number, since it uses as much as digits as its factorization.

244884661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34983530.

The product of its digits is 294912, while the sum is 43.

The square root of 244884661 is about 15648.7910395660. The cubic root of 244884661 is about 625.6342668312.

The spelling of 244884661 in words is "two hundred forty-four million, eight hundred eighty-four thousand, six hundred sixty-one".