450502228 has 24 divisors (see below), whose sum is σ = 880054560. Its totient is φ = 200010720.

The previous prime is 450502223. The next prime is 450502249. The reversal of 450502228 is 822205054.

It is a junction number, because it is equal to n+sod(n) for n = 450502196 and 450502205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450502223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117163 + ... + 120946.

It is an arithmetic number, because the mean of its divisors is an integer number (36668940).

Almost surely, 2^450502228 is an apocalyptic number.

It is an amenable number.

450502228 is a deficient number, since it is larger than the sum of its proper divisors (429552332).

450502228 is a wasteful number, since it uses less digits than its factorization.

450502228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238167 (or 238165 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 450502228 is about 21225.0377620394. The cubic root of 450502228 is about 766.5944094051.

It can be divided in two parts, 45050 and 2228, that added together give a triangular number (47278 = T₃₀₇).

The spelling of 450502228 in words is "four hundred fifty million, five hundred two thousand, two hundred twenty-eight".