3049280449 has 2 divisors, whose sum is σ = 3049280450. Its totient is φ = 3049280448.

The previous prime is 3049280447. The next prime is 3049280459. The reversal of 3049280449 is 9440829403.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2641240449 + 408040000 = 51393^2 + 20200^2 .

It is a cyclic number.

It is not a de Polignac number, because 3049280449 - 2¹ = 3049280447 is a prime.

It is a super-2 number, since 2×3049280449² = 18596222513307283202, which contains 22 as substring.

Together with 3049280447, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3049280447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1524640224 + 1524640225.

It is an arithmetic number, because the mean of its divisors is an integer number (1524640225).

Almost surely, 2^3049280449 is an apocalyptic number.

It is an amenable number.

3049280449 is a deficient number, since it is larger than the sum of its proper divisors (1).

3049280449 is an equidigital number, since it uses as much as digits as its factorization.

3049280449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 43.

The square root of 3049280449 is about 55220.2901930079. The cubic root of 3049280449 is about 1450.1039083682.

The spelling of 3049280449 in words is "three billion, forty-nine million, two hundred eighty thousand, four hundred forty-nine".