4248606449 has 2 divisors, whose sum is σ = 4248606450. Its totient is φ = 4248606448.

The previous prime is 4248606433. The next prime is 4248606457. The reversal of 4248606449 is 9446068424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3654807025 + 593799424 = 60455^2 + 24368^2 .

It is a cyclic number.

It is not a de Polignac number, because 4248606449 - 2⁴ = 4248606433 is a prime.

It is not a weakly prime, because it can be changed into another prime (4248606149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2124303224 + 2124303225.

It is an arithmetic number, because the mean of its divisors is an integer number (2124303225).

Almost surely, 2^4248606449 is an apocalyptic number.

It is an amenable number.

4248606449 is a deficient number, since it is larger than the sum of its proper divisors (1).

4248606449 is an equidigital number, since it uses as much as digits as its factorization.

4248606449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1327104, while the sum is 47.

The square root of 4248606449 is about 65181.3351274734. The cubic root of 4248606449 is about 1619.6288395490.

The spelling of 4248606449 in words is "four billion, two hundred forty-eight million, six hundred six thousand, four hundred forty-nine".