450273 has 4 divisors (see below), whose sum is σ = 600368. Its totient is φ = 300180.

The previous prime is 450259. The next prime is 450277. The reversal of 450273 is 372054.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 450273 - 2⁴ = 450257 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (450277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75043 + ... + 75048.

It is an arithmetic number, because the mean of its divisors is an integer number (150092).

2⁴⁵⁰²⁷³ is an apocalyptic number.

It is an amenable number.

450273 is a deficient number, since it is larger than the sum of its proper divisors (150095).

450273 is a wasteful number, since it uses less digits than its factorization.

450273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150094.

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 450273 is about 671.0238445838. The cubic root of 450273 is about 76.6464365863.

The spelling of 450273 in words is "four hundred fifty thousand, two hundred seventy-three".