49169249 has 2 divisors, whose sum is σ = 49169250. Its totient is φ = 49169248.

The previous prime is 49169227. The next prime is 49169261. The reversal of 49169249 is 94296194.

49169249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48553024 + 616225 = 6968^2 + 785^2 .

It is a cyclic number.

It is not a de Polignac number, because 49169249 - 2⁸ = 49168993 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (49169279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24584624 + 24584625.

It is an arithmetic number, because the mean of its divisors is an integer number (24584625).

Almost surely, 2^49169249 is an apocalyptic number.

It is an amenable number.

49169249 is a deficient number, since it is larger than the sum of its proper divisors (1).

49169249 is an equidigital number, since it uses as much as digits as its factorization.

49169249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 44.

The square root of 49169249 is about 7012.0787930542. The cubic root of 49169249 is about 366.3514023798.

The spelling of 49169249 in words is "forty-nine million, one hundred sixty-nine thousand, two hundred forty-nine".