450223600 has 30 divisors (see below), whose sum is σ = 1081663160. Its totient is φ = 180089280.

The previous prime is 450223591. The next prime is 450223619. The reversal of 450223600 is 6322054.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 562380 + ... + 563179.

Almost surely, 2^450223600 is an apocalyptic number.

450223600 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

450223600 is an abundant number, since it is smaller than the sum of its proper divisors (631439560).

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

450223600 is a wasteful number, since it uses less digits than its factorization.

450223600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125577 (or 1125566 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 450223600 is about 21218.4730836128. The cubic root of 450223600 is about 766.4363349245.

Adding to 450223600 its reverse (6322054), we get a palindrome (456545654).

The spelling of 450223600 in words is "four hundred fifty million, two hundred twenty-three thousand, six hundred".