450224424 has 48 divisors (see below), whose sum is σ = 1313157300. Its totient is φ = 138530304.

The previous prime is 450224407. The next prime is 450224429. The reversal of 450224424 is 424422054.

It can be written as a sum of positive squares in 2 ways, for example, as 441756324 + 8468100 = 21018^2 + 2910^2 .

It is a super-2 number, since 2×450224424² = 405404063932263552, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (450224429) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 239569 + ... + 241440.

Almost surely, 2^450224424 is an apocalyptic number.

It is an amenable number.

450224424 is an abundant number, since it is smaller than the sum of its proper divisors (862932876).

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

450224424 is a wasteful number, since it uses less digits than its factorization.

450224424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481034 (or 481027 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 27.

The square root of 450224424 is about 21218.4925006467. The cubic root of 450224424 is about 766.4368025019.

Adding to 450224424 its reverse (424422054), we get a palindrome (874646478).

The spelling of 450224424 in words is "four hundred fifty million, two hundred twenty-four thousand, four hundred twenty-four".