457343 has 4 divisors (see below), whose sum is σ = 472128. Its totient is φ = 442560.

The previous prime is 457339. The next prime is 457363. The reversal of 457343 is 343754.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 343754 = 2 ⋅171877.

It is a cyclic number.

It is not a de Polignac number, because 457343 - 2² = 457339 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457333) 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, 7346 + ... + 7407.

It is an arithmetic number, because the mean of its divisors is an integer number (118032).

2⁴⁵⁷³⁴³ is an apocalyptic number.

457343 is a deficient number, since it is larger than the sum of its proper divisors (14785).

457343 is a wasteful number, since it uses less digits than its factorization.

457343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14784.

The product of its digits is 5040, while the sum is 26.

The square root of 457343 is about 676.2713952253. The cubic root of 457343 is about 77.0455119709.

The spelling of 457343 in words is "four hundred fifty-seven thousand, three hundred forty-three".