450224100 has 54 divisors (see below), whose sum is σ = 1411205250. Its totient is φ = 120059520.

The previous prime is 450224053. The next prime is 450224111. The reversal of 450224100 is 1422054.

It can be written as a sum of positive squares in 3 ways, for example, as 149964516 + 300259584 = 12246^2 + 17328^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 249225 + ... + 251024.

Almost surely, 2^450224100 is an apocalyptic number.

It is an amenable number.

450224100 is an abundant number, since it is smaller than the sum of its proper divisors (960981150).

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

450224100 is a wasteful number, since it uses less digits than its factorization.

450224100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500269 (or 500259 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 450224100 is about 21218.4848657957. The cubic root of 450224100 is about 766.4366186487.

Adding to 450224100 its reverse (1422054), we get a palindrome (451646154).

The spelling of 450224100 in words is "four hundred fifty million, two hundred twenty-four thousand, one hundred".