448508474 has 4 divisors (see below), whose sum is σ = 672762714. Its totient is φ = 224254236.

The previous prime is 448508449. The next prime is 448508477. The reversal of 448508474 is 474805844.

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

It can be written as a sum of positive squares in only one way, i.e., 257377849 + 191130625 = 16043^2 + 13825^2 .

It is not an unprimeable number, because it can be changed into a prime (448508477) 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 as a sum of consecutive naturals, namely, 112127117 + ... + 112127120.

Almost surely, 2^448508474 is an apocalyptic number.

448508474 is a deficient number, since it is larger than the sum of its proper divisors (224254240).

448508474 is a wasteful number, since it uses less digits than its factorization.

448508474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224254239.

The product of its (nonzero) digits is 573440, while the sum is 44.

The square root of 448508474 is about 21178.0186514225. The cubic root of 448508474 is about 765.4618504931.

The spelling of 448508474 in words is "four hundred forty-eight million, five hundred eight thousand, four hundred seventy-four".