448577671 has 4 divisors (see below), whose sum is σ = 468081072. Its totient is φ = 429074272.

The previous prime is 448577653. The next prime is 448577683. The reversal of 448577671 is 176775844.

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 448577671 - 2⁵ = 448577639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448577621) 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, 9751666 + ... + 9751711.

It is an arithmetic number, because the mean of its divisors is an integer number (117020268).

Almost surely, 2^448577671 is an apocalyptic number.

448577671 is a deficient number, since it is larger than the sum of its proper divisors (19503401).

448577671 is a wasteful number, since it uses less digits than its factorization.

448577671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19503400.

The product of its digits is 1317120, while the sum is 49.

The square root of 448577671 is about 21179.6522870419. The cubic root of 448577671 is about 765.5012142532.

The spelling of 448577671 in words is "four hundred forty-eight million, five hundred seventy-seven thousand, six hundred seventy-one".