448957687 has 8 divisors (see below), whose sum is σ = 456206832. Its totient is φ = 441724800.

The previous prime is 448957679. The next prime is 448957693. The reversal of 448957687 is 786759844.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 448957687 - 2³ = 448957679 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 (448957657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59487 + ... + 66607.

It is an arithmetic number, because the mean of its divisors is an integer number (57025854).

Almost surely, 2^448957687 is an apocalyptic number.

448957687 is a deficient number, since it is larger than the sum of its proper divisors (7249145).

448957687 is an equidigital number, since it uses as much as digits as its factorization.

448957687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8129.

The product of its digits is 13547520, while the sum is 58.

The square root of 448957687 is about 21188.6216399274. The cubic root of 448957687 is about 765.7173199729.

The spelling of 448957687 in words is "four hundred forty-eight million, nine hundred fifty-seven thousand, six hundred eighty-seven".