244542271 has 2 divisors, whose sum is σ = 244542272. Its totient is φ = 244542270.

The previous prime is 244542257. The next prime is 244542289. The reversal of 244542271 is 172245442.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 244542271 - 2¹³ = 244534079 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244542871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122271135 + 122271136.

It is an arithmetic number, because the mean of its divisors is an integer number (122271136).

Almost surely, 2^244542271 is an apocalyptic number.

244542271 is a deficient number, since it is larger than the sum of its proper divisors (1).

244542271 is an equidigital number, since it uses as much as digits as its factorization.

244542271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17920, while the sum is 31.

The square root of 244542271 is about 15637.8473902261. The cubic root of 244542271 is about 625.3425501407.

The spelling of 244542271 in words is "two hundred forty-four million, five hundred forty-two thousand, two hundred seventy-one".