6340853 has 4 divisors (see below), whose sum is σ = 6427788. Its totient is φ = 6253920.

The previous prime is 6340849. The next prime is 6340871. The reversal of 6340853 is 3580436.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3541924 + 2798929 = 1882^2 + 1673^2 .

It is a cyclic number.

It is not a de Polignac number, because 6340853 - 2² = 6340849 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6340843) 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, 43358 + ... + 43503.

It is an arithmetic number, because the mean of its divisors is an integer number (1606947).

Almost surely, 2^6340853 is an apocalyptic number.

It is an amenable number.

6340853 is a deficient number, since it is larger than the sum of its proper divisors (86935).

6340853 is an equidigital number, since it uses as much as digits as its factorization.

6340853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86934.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 6340853 is about 2518.1050414945. The cubic root of 6340853 is about 185.0898321940.

The spelling of 6340853 in words is "six million, three hundred forty thousand, eight hundred fifty-three".