448239625 has 8 divisors (see below), whose sum is σ = 559403208. Its totient is φ = 358591600.

The previous prime is 448239587. The next prime is 448239641. The reversal of 448239625 is 526932844.

It can be written as a sum of positive squares in 4 ways, for example, as 26183689 + 422055936 = 5117^2 + 20544^2 .

It is a de Polignac number, because none of the positive numbers 2^k-448239625 is a prime.

It is a super-2 number, since 2×448239625² = 401837522840281250, which contains 22 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

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, 1792834 + ... + 1793083.

It is an arithmetic number, because the mean of its divisors is an integer number (69925401).

Almost surely, 2^448239625 is an apocalyptic number.

It is an amenable number.

448239625 is a deficient number, since it is larger than the sum of its proper divisors (111163583).

448239625 is an equidigital number, since it uses as much as digits as its factorization.

448239625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3585932 (or 3585922 counting only the distinct ones).

The product of its digits is 414720, while the sum is 43.

The square root of 448239625 is about 21171.6703403392. The cubic root of 448239625 is about 765.3088732376.

The spelling of 448239625 in words is "four hundred forty-eight million, two hundred thirty-nine thousand, six hundred twenty-five".