448978705 has 8 divisors (see below), whose sum is σ = 615742272. Its totient is φ = 307871088.

The previous prime is 448978693. The next prime is 448978723. The reversal of 448978705 is 507879844.

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

It is not a de Polignac number, because 448978705 - 2¹⁹ = 448454417 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6413947 + ... + 6414016.

It is an arithmetic number, because the mean of its divisors is an integer number (76967784).

Almost surely, 2^448978705 is an apocalyptic number.

It is an amenable number.

448978705 is a deficient number, since it is larger than the sum of its proper divisors (166763567).

448978705 is a wasteful number, since it uses less digits than its factorization.

448978705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12827975.

The product of its (nonzero) digits is 2257920, while the sum is 52.

The square root of 448978705 is about 21189.1176078665. The cubic root of 448978705 is about 765.7292688313.

The spelling of 448978705 in words is "four hundred forty-eight million, nine hundred seventy-eight thousand, seven hundred five".