455500 has 24 divisors (see below), whose sum is σ = 995904. Its totient is φ = 182000.

The previous prime is 455491. The next prime is 455513. The reversal of 455500 is 5554.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 45 + ... + 955.

It is an arithmetic number, because the mean of its divisors is an integer number (41496).

2⁴⁵⁵⁵⁰⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 455500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (497952).

455500 is an abundant number, since it is smaller than the sum of its proper divisors (540404).

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

455500 is a wasteful number, since it uses less digits than its factorization.

455500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930 (or 918 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 19.

The square root of 455500 is about 674.9074010559. The cubic root of 455500 is about 76.9418800188.

The spelling of 455500 in words is "four hundred fifty-five thousand, five hundred".