4249460549 has 2 divisors, whose sum is σ = 4249460550. Its totient is φ = 4249460548.

The previous prime is 4249460543. The next prime is 4249460557. The reversal of 4249460549 is 9450649424.

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., 2677338049 + 1572122500 = 51743^2 + 39650^2 .

It is a cyclic number.

It is not a de Polignac number, because 4249460549 - 2⁴ = 4249460533 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4249460543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2124730274 + 2124730275.

It is an arithmetic number, because the mean of its divisors is an integer number (2124730275).

Almost surely, 2^4249460549 is an apocalyptic number.

It is an amenable number.

4249460549 is a deficient number, since it is larger than the sum of its proper divisors (1).

4249460549 is an equidigital number, since it uses as much as digits as its factorization.

4249460549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The square root of 4249460549 is about 65187.8865204265. The cubic root of 4249460549 is about 1619.7373639418.

The spelling of 4249460549 in words is "four billion, two hundred forty-nine million, four hundred sixty thousand, five hundred forty-nine".