6885449 has 4 divisors (see below), whose sum is σ = 6931200. Its totient is φ = 6839700.

The previous prime is 6885443. The next prime is 6885451. The reversal of 6885449 is 9445886.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6885449 - 2¹² = 6881353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6885443) 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, 22649 + ... + 22950.

It is an arithmetic number, because the mean of its divisors is an integer number (1732800).

Almost surely, 2^6885449 is an apocalyptic number.

It is an amenable number.

6885449 is a deficient number, since it is larger than the sum of its proper divisors (45751).

6885449 is a wasteful number, since it uses less digits than its factorization.

6885449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45750.

The product of its digits is 276480, while the sum is 44.

The square root of 6885449 is about 2624.0139100241. The cubic root of 6885449 is about 190.2439065186.

The spelling of 6885449 in words is "six million, eight hundred eighty-five thousand, four hundred forty-nine".