655343 has 4 divisors (see below), whose sum is σ = 705768. Its totient is φ = 604920.

The previous prime is 655337. The next prime is 655351. The reversal of 655343 is 343556.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 655343 - 2⁸ = 655087 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 (655373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25193 + ... + 25218.

It is an arithmetic number, because the mean of its divisors is an integer number (176442).

2⁶⁵⁵³⁴³ is an apocalyptic number.

655343 is a deficient number, since it is larger than the sum of its proper divisors (50425).

655343 is a wasteful number, since it uses less digits than its factorization.

655343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50424.

The product of its digits is 5400, while the sum is 26.

The square root of 655343 is about 809.5325811850. The cubic root of 655343 is about 86.8606126650.

Adding to 655343 its reverse (343556), we get a palindrome (998899).

The spelling of 655343 in words is "six hundred fifty-five thousand, three hundred forty-three".