4448643 has 8 divisors (see below), whose sum is σ = 5944656. Its totient is φ = 2959200.

The previous prime is 4448579. The next prime is 4448657. The reversal of 4448643 is 3468444.

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

It is not a de Polignac number, because 4448643 - 2⁶ = 4448579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4448443) 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, 253 + ... + 2993.

It is an arithmetic number, because the mean of its divisors is an integer number (743082).

Almost surely, 2^4448643 is an apocalyptic number.

4448643 is a deficient number, since it is larger than the sum of its proper divisors (1496013).

4448643 is a wasteful number, since it uses less digits than its factorization.

4448643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3285.

The product of its digits is 36864, while the sum is 33.

The square root of 4448643 is about 2109.1806466019. The cubic root of 4448643 is about 164.4658946365.

The spelling of 4448643 in words is "four million, four hundred forty-eight thousand, six hundred forty-three".