448719851 has 4 divisors (see below), whose sum is σ = 449194632. Its totient is φ = 448245072.

The previous prime is 448719847. The next prime is 448719883. The reversal of 448719851 is 158917844.

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

It is a cyclic number.

It is not a de Polignac number, because 448719851 - 2² = 448719847 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 448719796 and 448719805.

It is not an unprimeable number, because it can be changed into a prime (448719841) 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, 235970 + ... + 237863.

It is an arithmetic number, because the mean of its divisors is an integer number (112298658).

Almost surely, 2^448719851 is an apocalyptic number.

448719851 is a deficient number, since it is larger than the sum of its proper divisors (474781).

448719851 is an equidigital number, since it uses as much as digits as its factorization.

448719851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474780.

The product of its digits is 322560, while the sum is 47.

The square root of 448719851 is about 21183.0085445859. The cubic root of 448719851 is about 765.5820827944.

The spelling of 448719851 in words is "four hundred forty-eight million, seven hundred nineteen thousand, eight hundred fifty-one".