450897 has 4 divisors (see below), whose sum is σ = 601200. Its totient is φ = 300596.

The previous prime is 450893. The next prime is 450899. The reversal of 450897 is 798054.

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 450897 - 2² = 450893 is a prime.

It is a super-3 number, since 3×450897³ = 275013043331652819, which contains 333 as substring.

It is an Ulam number.

It is a D-number.

450897 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (450893) 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, 75147 + ... + 75152.

It is an arithmetic number, because the mean of its divisors is an integer number (150300).

2⁴⁵⁰⁸⁹⁷ is an apocalyptic number.

It is an amenable number.

450897 is a deficient number, since it is larger than the sum of its proper divisors (150303).

450897 is a wasteful number, since it uses less digits than its factorization.

450897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150302.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 450897 is about 671.4886447290. The cubic root of 450897 is about 76.6818264498.

The spelling of 450897 in words is "four hundred fifty thousand, eight hundred ninety-seven".