244140001 has 6 divisors (see below), whose sum is σ = 283999650. Its totient is φ = 209262816.

The previous prime is 244139999. The next prime is 244140019. The reversal of 244140001 is 100041442.

It can be written as a sum of positive squares in only one way, i.e., 244109376 + 30625 = 15624^2 + 175^2 .

It is not a de Polignac number, because 244140001 - 2¹ = 244139999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (244140601) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2491176 + ... + 2491273.

It is an arithmetic number, because the mean of its divisors is an integer number (47333275).

Almost surely, 2^244140001 is an apocalyptic number.

It is an amenable number.

244140001 is a deficient number, since it is larger than the sum of its proper divisors (39859649).

244140001 is an equidigital number, since it uses as much as digits as its factorization.

244140001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4982463 (or 4982456 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 244140001 is about 15624.9800319872. The cubic root of 244140001 is about 624.9994675195. Note that the first 3 decimals are identical.

Adding to 244140001 its reverse (100041442), we get a palindrome (344181443).

The spelling of 244140001 in words is "two hundred forty-four million, one hundred forty thousand, one".