448481347 has 4 divisors (see below), whose sum is σ = 467980560. Its totient is φ = 428982136.

The previous prime is 448481311. The next prime is 448481353. The reversal of 448481347 is 743184844.

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 448481347 - 2¹⁵ = 448448579 is a prime.

It is a super-2 number, since 2×448481347² = 402271037213868818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (448481387) 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, 9749572 + ... + 9749617.

It is an arithmetic number, because the mean of its divisors is an integer number (116995140).

Almost surely, 2^448481347 is an apocalyptic number.

448481347 is a deficient number, since it is larger than the sum of its proper divisors (19499213).

448481347 is a wasteful number, since it uses less digits than its factorization.

448481347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19499212.

The product of its digits is 344064, while the sum is 43.

The square root of 448481347 is about 21177.3781899460. The cubic root of 448481347 is about 765.4464177841.

The spelling of 448481347 in words is "four hundred forty-eight million, four hundred eighty-one thousand, three hundred forty-seven".