244306689 has 8 divisors (see below), whose sum is σ = 355355232. Its totient is φ = 148064640.

The previous prime is 244306687. The next prime is 244306697. The reversal of 244306689 is 986603442.

It is a happy number.

244306689 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 244306689 - 2¹ = 244306687 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 244306689.

It is not an unprimeable number, because it can be changed into a prime (244306687) 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, 3701584 + ... + 3701649.

It is an arithmetic number, because the mean of its divisors is an integer number (44419404).

Almost surely, 2^244306689 is an apocalyptic number.

It is an amenable number.

244306689 is a deficient number, since it is larger than the sum of its proper divisors (111048543).

244306689 is a wasteful number, since it uses less digits than its factorization.

244306689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7403247.

The product of its (nonzero) digits is 248832, while the sum is 42.

The square root of 244306689 is about 15630.3131446558. The cubic root of 244306689 is about 625.1416758290.

It can be divided in two parts, 2443066 and 89, that added together give a triangular number (2443155 = T₂₂₁₀).

The spelling of 244306689 in words is "two hundred forty-four million, three hundred six thousand, six hundred eighty-nine".