453897 has 8 divisors (see below), whose sum is σ = 672480. Its totient is φ = 302580.

The previous prime is 453889. The next prime is 453907. The reversal of 453897 is 798354.

It is not a de Polignac number, because 453897 - 2³ = 453889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (453847) 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, 8379 + ... + 8432.

It is an arithmetic number, because the mean of its divisors is an integer number (84060).

453897 is a Friedman number, since it can be written as 9*(8+7^5-4)*3, using all its digits and the basic arithmetic operations.

2⁴⁵³⁸⁹⁷ is an apocalyptic number.

It is an amenable number.

453897 is a deficient number, since it is larger than the sum of its proper divisors (218583).

453897 is a wasteful number, since it uses less digits than its factorization.

453897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16820 (or 16814 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 453897 is about 673.7187840635. The cubic root of 453897 is about 76.8515157296.

The spelling of 453897 in words is "four hundred fifty-three thousand, eight hundred ninety-seven".