450343242 has 24 divisors (see below), whose sum is σ = 978475680. Its totient is φ = 149694120.

The previous prime is 450343217. The next prime is 450343253. The reversal of 450343242 is 242343054.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28384 + ... + 41307.

It is an arithmetic number, because the mean of its divisors is an integer number (40769820).

Almost surely, 2^450343242 is an apocalyptic number.

450343242 is an abundant number, since it is smaller than the sum of its proper divisors (528132438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

450343242 is a wasteful number, since it uses less digits than its factorization.

450343242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70058 (or 70055 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 450343242 is about 21221.2921849731. The cubic root of 450343242 is about 766.5042196042.

Adding to 450343242 its reverse (242343054), we get a palindrome (692686296).

The spelling of 450343242 in words is "four hundred fifty million, three hundred forty-three thousand, two hundred forty-two".