448670194 has 32 divisors (see below), whose sum is σ = 797569920. Its totient is φ = 185213952.

The previous prime is 448670149. The next prime is 448670197. The reversal of 448670194 is 491076844.

It is a self number, because there is not a number n which added to its sum of digits gives 448670194.

It is not an unprimeable number, because it can be changed into a prime (448670197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 211282 + ... + 213394.

It is an arithmetic number, because the mean of its divisors is an integer number (24924060).

Almost surely, 2^448670194 is an apocalyptic number.

448670194 is a deficient number, since it is larger than the sum of its proper divisors (348899726).

448670194 is a wasteful number, since it uses less digits than its factorization.

448670194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2674.

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 448670194 is about 21181.8364170815. The cubic root of 448670194 is about 765.5538410367.

The spelling of 448670194 in words is "four hundred forty-eight million, six hundred seventy thousand, one hundred ninety-four".