448645933 has 4 divisors (see below), whose sum is σ = 448768800. Its totient is φ = 448523068.

The previous prime is 448645913. The next prime is 448645937. The reversal of 448645933 is 339546844.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-448645933 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 (448645937) 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, 55783 + ... + 63316.

It is an arithmetic number, because the mean of its divisors is an integer number (112192200).

Almost surely, 2^448645933 is an apocalyptic number.

It is an amenable number.

448645933 is a deficient number, since it is larger than the sum of its proper divisors (122867).

448645933 is a wasteful number, since it uses less digits than its factorization.

448645933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122866.

The product of its digits is 1244160, while the sum is 46.

The square root of 448645933 is about 21181.2637252832. The cubic root of 448645933 is about 765.5400421581.

The spelling of 448645933 in words is "four hundred forty-eight million, six hundred forty-five thousand, nine hundred thirty-three".