448170646 has 16 divisors (see below), whose sum is σ = 838137600. Its totient is φ = 174611880.

The previous prime is 448170641. The next prime is 448170647. The reversal of 448170646 is 646071844.

It is a junction number, because it is equal to n+sod(n) for n = 448170599 and 448170608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448170641) 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, 1454946 + ... + 1455253.

It is an arithmetic number, because the mean of its divisors is an integer number (52383600).

Almost surely, 2^448170646 is an apocalyptic number.

448170646 is a deficient number, since it is larger than the sum of its proper divisors (389966954).

448170646 is a wasteful number, since it uses less digits than its factorization.

448170646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2910219.

The product of its (nonzero) digits is 129024, while the sum is 40.

The square root of 448170646 is about 21170.0412375602. The cubic root of 448170646 is about 765.2696137686.

The spelling of 448170646 in words is "four hundred forty-eight million, one hundred seventy thousand, six hundred forty-six".