450055250 has 16 divisors (see below), whose sum is σ = 842503896. Its totient is φ = 180022000.

The previous prime is 450055247. The next prime is 450055259. The reversal of 450055250 is 52550054.

It can be written as a sum of positive squares in 4 ways, for example, as 175059361 + 274995889 = 13231^2 + 16583^2 .

It is not an unprimeable number, because it can be changed into a prime (450055259) 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, 899861 + ... + 900360.

Almost surely, 2^450055250 is an apocalyptic number.

450055250 is a deficient number, since it is larger than the sum of its proper divisors (392448646).

450055250 is a wasteful number, since it uses less digits than its factorization.

450055250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1800238 (or 1800228 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 26.

The square root of 450055250 is about 21214.5056506156. The cubic root of 450055250 is about 766.3407930332.

The spelling of 450055250 in words is "four hundred fifty million, fifty-five thousand, two hundred fifty".