448622345 has 4 divisors (see below), whose sum is σ = 538346820. Its totient is φ = 358897872.

The previous prime is 448622341. The next prime is 448622351. The reversal of 448622345 is 543226844.

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 55115776 + 393506569 = 7424^2 + 19837^2 .

It is a cyclic number.

It is not a de Polignac number, because 448622345 - 2² = 448622341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 448622299 and 448622308.

It is not an unprimeable number, because it can be changed into a prime (448622341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44862230 + ... + 44862239.

It is an arithmetic number, because the mean of its divisors is an integer number (134586705).

Almost surely, 2^448622345 is an apocalyptic number.

It is an amenable number.

448622345 is a deficient number, since it is larger than the sum of its proper divisors (89724475).

448622345 is an equidigital number, since it uses as much as digits as its factorization.

448622345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89724474.

The product of its digits is 184320, while the sum is 38.

The square root of 448622345 is about 21180.7069051059. The cubic root of 448622345 is about 765.5266255835.

The spelling of 448622345 in words is "four hundred forty-eight million, six hundred twenty-two thousand, three hundred forty-five".