4244598749 has 2 divisors, whose sum is σ = 4244598750. Its totient is φ = 4244598748.

The previous prime is 4244598739. The next prime is 4244598781. The reversal of 4244598749 is 9478954424.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3026100100 + 1218498649 = 55010^2 + 34907^2 .

It is a cyclic number.

It is not a de Polignac number, because 4244598749 - 2¹⁶ = 4244533213 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4244598694 and 4244598703.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4244598719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2122299374 + 2122299375.

It is an arithmetic number, because the mean of its divisors is an integer number (2122299375).

Almost surely, 2^4244598749 is an apocalyptic number.

It is an amenable number.

4244598749 is a deficient number, since it is larger than the sum of its proper divisors (1).

4244598749 is an equidigital number, since it uses as much as digits as its factorization.

4244598749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11612160, while the sum is 56.

The square root of 4244598749 is about 65150.5851777250. The cubic root of 4244598749 is about 1619.1194153707.

The spelling of 4244598749 in words is "four billion, two hundred forty-four million, five hundred ninety-eight thousand, seven hundred forty-nine".