450212250 has 32 divisors (see below), whose sum is σ = 1123731648. Its totient is φ = 120056400.

The previous prime is 450212249. The next prime is 450212293. The reversal of 450212250 is 52212054.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 299392 + ... + 300891.

It is an arithmetic number, because the mean of its divisors is an integer number (35116614).

Almost surely, 2^450212250 is an apocalyptic number.

450212250 is an abundant number, since it is smaller than the sum of its proper divisors (673519398).

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

450212250 is a wasteful number, since it uses less digits than its factorization.

450212250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600303 (or 600293 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 450212250 is about 21218.2056263012. The cubic root of 450212250 is about 766.4298943281.

The spelling of 450212250 in words is "four hundred fifty million, two hundred twelve thousand, two hundred fifty".