244228133 has 2 divisors, whose sum is σ = 244228134. Its totient is φ = 244228132.

The previous prime is 244228097. The next prime is 244228139. The reversal of 244228133 is 331822442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 156300004 + 87928129 = 12502^2 + 9377^2 .

It is a cyclic number.

It is not a de Polignac number, because 244228133 - 2¹² = 244224037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 244228096 and 244228105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244228139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122114066 + 122114067.

It is an arithmetic number, because the mean of its divisors is an integer number (122114067).

Almost surely, 2^244228133 is an apocalyptic number.

It is an amenable number.

244228133 is a deficient number, since it is larger than the sum of its proper divisors (1).

244228133 is an equidigital number, since it uses as much as digits as its factorization.

244228133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9216, while the sum is 29.

The square root of 244228133 is about 15627.8000051191. The cubic root of 244228133 is about 625.0746645733.

It can be divided in two parts, 2442 and 28133, that multiplied together give a palindrome (68700786).

The spelling of 244228133 in words is "two hundred forty-four million, two hundred twenty-eight thousand, one hundred thirty-three".