450223000 has 32 divisors (see below), whose sum is σ = 1053524160. Its totient is φ = 180088800.

The previous prime is 450222989. The next prime is 450223043. The reversal of 450223000 is 322054.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224112 + ... + 226111.

It is an arithmetic number, because the mean of its divisors is an integer number (32922630).

Almost surely, 2^450223000 is an apocalyptic number.

450223000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

450223000 is an abundant number, since it is smaller than the sum of its proper divisors (603301160).

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

450223000 is a wasteful number, since it uses less digits than its factorization.

450223000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450244 (or 450230 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 450223000 is about 21218.4589449847. The cubic root of 450223000 is about 766.4359944552.

Adding to 450223000 its reverse (322054), we get a palindrome (450545054).

The spelling of 450223000 in words is "four hundred fifty million, two hundred twenty-three thousand".