6538343 has 4 divisors (see below), whose sum is σ = 7472400. Its totient is φ = 5604288.

The previous prime is 6538331. The next prime is 6538351. The reversal of 6538343 is 3438356.

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 6538343 - 2¹⁰ = 6537319 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 (6538313) 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, 467018 + ... + 467031.

It is an arithmetic number, because the mean of its divisors is an integer number (1868100).

Almost surely, 2^6538343 is an apocalyptic number.

6538343 is a deficient number, since it is larger than the sum of its proper divisors (934057).

6538343 is an equidigital number, since it uses as much as digits as its factorization.

6538343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934056.

The product of its digits is 25920, while the sum is 32.

The square root of 6538343 is about 2557.0183808491. The cubic root of 6538343 is about 186.9918019036.

The spelling of 6538343 in words is "six million, five hundred thirty-eight thousand, three hundred forty-three".