450223254 has 24 divisors (see below), whose sum is σ = 1050521472. Its totient is φ = 138530160.

The previous prime is 450223253. The next prime is 450223273. The reversal of 450223254 is 452322054.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450223253) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 961782 + ... + 962249.

It is an arithmetic number, because the mean of its divisors is an integer number (43771728).

Almost surely, 2^450223254 is an apocalyptic number.

450223254 is an abundant number, since it is smaller than the sum of its proper divisors (600298218).

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

450223254 is a wasteful number, since it uses less digits than its factorization.

450223254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1924052 (or 1924049 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 450223254 is about 21218.4649303384. The cubic root of 450223254 is about 766.4361385872.

The spelling of 450223254 in words is "four hundred fifty million, two hundred twenty-three thousand, two hundred fifty-four".