448696249 has 4 divisors (see below), whose sum is σ = 475090164. Its totient is φ = 422302336.

The previous prime is 448696231. The next prime is 448696273. The reversal of 448696249 is 942696844.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 123543225 + 325153024 = 11115^2 + 18032^2 .

It is a cyclic number.

It is not a de Polignac number, because 448696249 - 2¹³ = 448688057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 448696196 and 448696205.

It is not an unprimeable number, because it can be changed into a prime (448696279) 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 in 3 ways as a sum of consecutive naturals, for example, 13196932 + ... + 13196965.

It is an arithmetic number, because the mean of its divisors is an integer number (118772541).

Almost surely, 2^448696249 is an apocalyptic number.

It is an amenable number.

448696249 is a deficient number, since it is larger than the sum of its proper divisors (26393915).

448696249 is a wasteful number, since it uses less digits than its factorization.

448696249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26393914.

The product of its digits is 2985984, while the sum is 52.

The square root of 448696249 is about 21182.4514398122. The cubic root of 448696249 is about 765.5686597309.

The spelling of 448696249 in words is "four hundred forty-eight million, six hundred ninety-six thousand, two hundred forty-nine".