6845655 has 8 divisors (see below), whose sum is σ = 10953072. Its totient is φ = 3651008.

The previous prime is 6845633. The next prime is 6845659. The reversal of 6845655 is 5565486.

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

It is a cyclic number.

It is not a de Polignac number, because 6845655 - 2¹⁰ = 6844631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6845659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228174 + ... + 228203.

It is an arithmetic number, because the mean of its divisors is an integer number (1369134).

Almost surely, 2^6845655 is an apocalyptic number.

6845655 is a deficient number, since it is larger than the sum of its proper divisors (4107417).

6845655 is a wasteful number, since it uses less digits than its factorization.

6845655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456385.

The product of its digits is 144000, while the sum is 39.

The square root of 6845655 is about 2616.4202644071. The cubic root of 6845655 is about 189.8766974688.

The spelling of 6845655 in words is "six million, eight hundred forty-five thousand, six hundred fifty-five".