6845355 has 24 divisors (see below), whose sum is σ = 12944880. Its totient is φ = 3318720.

The previous prime is 6845353. The next prime is 6845369. The reversal of 6845355 is 5535486.

It is not a de Polignac number, because 6845355 - 2¹ = 6845353 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6845351) 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 23 ways as a sum of consecutive naturals, for example, 6420 + ... + 7409.

It is an arithmetic number, because the mean of its divisors is an integer number (539370).

Almost surely, 2^6845355 is an apocalyptic number.

6845355 is a deficient number, since it is larger than the sum of its proper divisors (6099525).

6845355 is a wasteful number, since it uses less digits than its factorization.

6845355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13851 (or 13848 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 6845355 is about 2616.3629335396. The cubic root of 6845355 is about 189.8739237463.

The spelling of 6845355 in words is "six million, eight hundred forty-five thousand, three hundred fifty-five".