455450 has 12 divisors (see below), whose sum is σ = 847230. Its totient is φ = 182160.

The previous prime is 455443. The next prime is 455461. The reversal of 455450 is 54554.

It can be written as a sum of positive squares in 3 ways, for example, as 241081 + 214369 = 491^2 + 463^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4505 + ... + 4604.

2⁴⁵⁵⁴⁵⁰ is an apocalyptic number.

455450 is a deficient number, since it is larger than the sum of its proper divisors (391780).

455450 is a wasteful number, since it uses less digits than its factorization.

455450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9121 (or 9116 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 455450 is about 674.8703579207. The cubic root of 455450 is about 76.9390646256.

The spelling of 455450 in words is "four hundred fifty-five thousand, four hundred fifty".