448388242 has 8 divisors (see below), whose sum is σ = 673249356. Its totient is φ = 223971792.

The previous prime is 448388203. The next prime is 448388249. The reversal of 448388242 is 242883844.

It can be written as a sum of positive squares in 2 ways, for example, as 334560681 + 113827561 = 18291^2 + 10669^2 .

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

It is not an unprimeable number, because it can be changed into a prime (448388249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108633 + ... + 112684.

Almost surely, 2^448388242 is an apocalyptic number.

448388242 is a deficient number, since it is larger than the sum of its proper divisors (224861114).

448388242 is a wasteful number, since it uses less digits than its factorization.

448388242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222332.

The product of its digits is 393216, while the sum is 43.

The square root of 448388242 is about 21175.1798575597. The cubic root of 448388242 is about 765.3934450712.

The spelling of 448388242 in words is "four hundred forty-eight million, three hundred eighty-eight thousand, two hundred forty-two".