450393 has 4 divisors (see below), whose sum is σ = 600528. Its totient is φ = 300260.

The previous prime is 450391. The next prime is 450403. The reversal of 450393 is 393054.

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 a cyclic number.

It is not a de Polignac number, because 450393 - 2¹ = 450391 is a prime.

It is a D-number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 450393.

It is not an unprimeable number, because it can be changed into a prime (450391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75063 + ... + 75068.

It is an arithmetic number, because the mean of its divisors is an integer number (150132).

2⁴⁵⁰³⁹³ is an apocalyptic number.

It is an amenable number.

450393 is a deficient number, since it is larger than the sum of its proper divisors (150135).

450393 is a wasteful number, since it uses less digits than its factorization.

450393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150134.

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 450393 is about 671.1132542276. The cubic root of 450393 is about 76.6532448674.

The spelling of 450393 in words is "four hundred fifty thousand, three hundred ninety-three".