450093 has 8 divisors (see below), whose sum is σ = 685888. Its totient is φ = 257184.

The previous prime is 450083. The next prime is 450101. The reversal of 450093 is 390054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 450093 - 2⁴ = 450077 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 21433 = 450093 / (4 + 5 + 0 + 0 + 9 + 3).

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 450093.

It is not an unprimeable number, because it can be changed into a prime (450083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10696 + ... + 10737.

It is an arithmetic number, because the mean of its divisors is an integer number (85736).

2⁴⁵⁰⁰⁹³ is an apocalyptic number.

It is an amenable number.

450093 is a deficient number, since it is larger than the sum of its proper divisors (235795).

450093 is a wasteful number, since it uses less digits than its factorization.

450093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21443.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 450093 is about 670.8897077762. The cubic root of 450093 is about 76.6362218963.

The spelling of 450093 in words is "four hundred fifty thousand, ninety-three".