448273873 has 4 divisors (see below), whose sum is σ = 448576420. Its totient is φ = 447971328.

The previous prime is 448273871. The next prime is 448273879. The reversal of 448273873 is 378372844.

It is a happy number.

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 112211649 + 336062224 = 10593^2 + 18332^2 .

It is a cyclic number.

It is not a de Polignac number, because 448273873 - 2¹ = 448273871 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (448273871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149040 + ... + 152017.

It is an arithmetic number, because the mean of its divisors is an integer number (112144105).

Almost surely, 2^448273873 is an apocalyptic number.

It is an amenable number.

448273873 is a deficient number, since it is larger than the sum of its proper divisors (302547).

448273873 is a wasteful number, since it uses less digits than its factorization.

448273873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302546.

The product of its digits is 903168, while the sum is 46.

The square root of 448273873 is about 21172.4791415649. The cubic root of 448273873 is about 765.3283640258.

The spelling of 448273873 in words is "four hundred forty-eight million, two hundred seventy-three thousand, eight hundred seventy-three".