448283719 has 4 divisors (see below), whose sum is σ = 482767096. Its totient is φ = 413800344.

The previous prime is 448283681. The next prime is 448283767. The reversal of 448283719 is 917382844.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-448283719 is a prime.

It is a super-2 number, since 2×448283719² = 401916585440941922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448283789) 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 in 3 ways as a sum of consecutive naturals, for example, 17241669 + ... + 17241694.

It is an arithmetic number, because the mean of its divisors is an integer number (120691774).

Almost surely, 2^448283719 is an apocalyptic number.

448283719 is a deficient number, since it is larger than the sum of its proper divisors (34483377).

448283719 is a wasteful number, since it uses less digits than its factorization.

448283719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34483376.

The product of its digits is 387072, while the sum is 46.

The square root of 448283719 is about 21172.7116591144. The cubic root of 448283719 is about 765.3339672729. Note that the first 3 decimals are identical.

The spelling of 448283719 in words is "four hundred forty-eight million, two hundred eighty-three thousand, seven hundred nineteen".