448406266 has 64 divisors (see below), whose sum is σ = 857309184. Its totient is φ = 170856000.

The previous prime is 448406249. The next prime is 448406267. The reversal of 448406266 is 662604844.

It is not an unprimeable number, because it can be changed into a prime (448406267) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1975245 + ... + 1975471.

It is an arithmetic number, because the mean of its divisors is an integer number (13395456).

Almost surely, 2^448406266 is an apocalyptic number.

448406266 is a deficient number, since it is larger than the sum of its proper divisors (408902918).

448406266 is a wasteful number, since it uses less digits than its factorization.

448406266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475.

The product of its (nonzero) digits is 221184, while the sum is 40.

The square root of 448406266 is about 21175.6054458899. The cubic root of 448406266 is about 765.4037005190.

The spelling of 448406266 in words is "four hundred forty-eight million, four hundred six thousand, two hundred sixty-six".