450340304 has 20 divisors (see below), whose sum is σ = 902622660. Its totient is φ = 217405440.

The previous prime is 450340301. The next prime is 450340309. The reversal of 450340304 is 403043054.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 89340304 + 361000000 = 9452^2 + 19000^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 450340304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450340301) 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, 484817 + ... + 485744.

It is an arithmetic number, because the mean of its divisors is an integer number (45131133).

Almost surely, 2^450340304 is an apocalyptic number.

It is an amenable number.

450340304 is an abundant number, since it is smaller than the sum of its proper divisors (452282356).

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

450340304 is a wasteful number, since it uses less digits than its factorization.

450340304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 970598 (or 970592 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 450340304 is about 21221.2229619313. Note that the first 3 decimals coincide. The cubic root of 450340304 is about 766.5025527317.

Adding to 450340304 its reverse (403043054), we get a palindrome (853383358).

The spelling of 450340304 in words is "four hundred fifty million, three hundred forty thousand, three hundred four".