448488659 has 4 divisors (see below), whose sum is σ = 451498800. Its totient is φ = 445478520.

The previous prime is 448488641. The next prime is 448488697. The reversal of 448488659 is 956884844.

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 448488659 - 2¹² = 448484563 is a prime.

It is a super-2 number, since 2×448488659² = 402284154503236562, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (448488619) 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 in 3 ways as a sum of consecutive naturals, for example, 1504847 + ... + 1505144.

It is an arithmetic number, because the mean of its divisors is an integer number (112874700).

Almost surely, 2^448488659 is an apocalyptic number.

448488659 is a deficient number, since it is larger than the sum of its proper divisors (3010141).

448488659 is a wasteful number, since it uses less digits than its factorization.

448488659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3010140.

The product of its digits is 8847360, while the sum is 56.

The square root of 448488659 is about 21177.5508262877. The cubic root of 448488659 is about 765.4505776850.

The spelling of 448488659 in words is "four hundred forty-eight million, four hundred eighty-eight thousand, six hundred fifty-nine".