448890579 has 20 divisors (see below), whose sum is σ = 676512936. Its totient is φ = 296606016.

The previous prime is 448890569. The next prime is 448890581. The reversal of 448890579 is 975098844.

448890579 is a `hidden beast` number, since 4 + 488 + 90 + 5 + 79 = 666.

It is not a de Polignac number, because 448890579 - 2¹² = 448886483 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448890569) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 15369 + ... + 33674.

Almost surely, 2^448890579 is an apocalyptic number.

448890579 is a deficient number, since it is larger than the sum of its proper divisors (227622357).

448890579 is a wasteful number, since it uses less digits than its factorization.

448890579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49168 (or 49159 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The square root of 448890579 is about 21187.0379949629. The cubic root of 448890579 is about 765.6791661781.

The spelling of 448890579 in words is "four hundred forty-eight million, eight hundred ninety thousand, five hundred seventy-nine".