450663 has 4 divisors (see below), whose sum is σ = 600888. Its totient is φ = 300440.

The previous prime is 450649. The next prime is 450677. The reversal of 450663 is 366054.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (450649) and next prime (450677).

It is a cyclic number.

It is not a de Polignac number, because 450663 - 2⁶ = 450599 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450643) 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, 75108 + ... + 75113.

It is an arithmetic number, because the mean of its divisors is an integer number (150222).

2⁴⁵⁰⁶⁶³ is an apocalyptic number.

450663 is a deficient number, since it is larger than the sum of its proper divisors (150225).

450663 is a wasteful number, since it uses less digits than its factorization.

450663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150224.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 450663 is about 671.3143823873. The cubic root of 450663 is about 76.6685590795.

The spelling of 450663 in words is "four hundred fifty thousand, six hundred sixty-three".