244140207 has 8 divisors (see below), whose sum is σ = 331662384. Its totient is φ = 159689088.

The previous prime is 244140203. The next prime is 244140209. The reversal of 244140207 is 702041442.

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

It is not a de Polignac number, because 244140207 - 2² = 244140203 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244140203) 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, 767578 + ... + 767895.

It is an arithmetic number, because the mean of its divisors is an integer number (41457798).

Almost surely, 2^244140207 is an apocalyptic number.

244140207 is a deficient number, since it is larger than the sum of its proper divisors (87522177).

244140207 is a wasteful number, since it uses less digits than its factorization.

244140207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1535529.

The product of its (nonzero) digits is 1792, while the sum is 24.

The square root of 244140207 is about 15624.9866239943. The cubic root of 244140207 is about 624.9996433065. Note that the first 3 decimals are identical.

Adding to 244140207 its reverse (702041442), we get a palindrome (946181649).

The spelling of 244140207 in words is "two hundred forty-four million, one hundred forty thousand, two hundred seven".