6340855 has 8 divisors (see below), whose sum is σ = 7794864. Its totient is φ = 4948800.

The previous prime is 6340849. The next prime is 6340871. The reversal of 6340855 is 5580436.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6340855 - 2⁹ = 6340343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15261 + ... + 15670.

It is an arithmetic number, because the mean of its divisors is an integer number (974358).

Almost surely, 2^6340855 is an apocalyptic number.

6340855 is a deficient number, since it is larger than the sum of its proper divisors (1454009).

6340855 is a wasteful number, since it uses less digits than its factorization.

6340855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30977.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 6340855 is about 2518.1054386185. The cubic root of 6340855 is about 185.0898516541.

The spelling of 6340855 in words is "six million, three hundred forty thousand, eight hundred fifty-five".