448587645 has 16 divisors (see below), whose sum is σ = 782989632. Its totient is φ = 217496960.

The previous prime is 448587641. The next prime is 448587661. The reversal of 448587645 is 546785844.

It is not a de Polignac number, because 448587645 - 2² = 448587641 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448587641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1359192 + ... + 1359521.

It is an arithmetic number, because the mean of its divisors is an integer number (48936852).

Almost surely, 2^448587645 is an apocalyptic number.

It is an amenable number.

448587645 is a deficient number, since it is larger than the sum of its proper divisors (334401987).

448587645 is a wasteful number, since it uses less digits than its factorization.

448587645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2718732.

The product of its digits is 4300800, while the sum is 51.

The square root of 448587645 is about 21179.8877475779. The cubic root of 448587645 is about 765.5068877802.

The spelling of 448587645 in words is "four hundred forty-eight million, five hundred eighty-seven thousand, six hundred forty-five".