4459746349 has 2 divisors, whose sum is σ = 4459746350. Its totient is φ = 4459746348.

The previous prime is 4459746307. The next prime is 4459746373. The reversal of 4459746349 is 9436479544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4449823849 + 9922500 = 66707^2 + 3150^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4459746349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4459746349.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4459743349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2229873174 + 2229873175.

It is an arithmetic number, because the mean of its divisors is an integer number (2229873175).

Almost surely, 2^4459746349 is an apocalyptic number.

It is an amenable number.

4459746349 is a deficient number, since it is larger than the sum of its proper divisors (1).

4459746349 is an equidigital number, since it uses as much as digits as its factorization.

4459746349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13063680, while the sum is 55.

The square root of 4459746349 is about 66781.3323392099. The cubic root of 4459746349 is about 1646.0261086358.

The spelling of 4459746349 in words is "four billion, four hundred fifty-nine million, seven hundred forty-six thousand, three hundred forty-nine".