6685093 has 4 divisors (see below), whose sum is σ = 7036960. Its totient is φ = 6333228.

The previous prime is 6685043. The next prime is 6685117. The reversal of 6685093 is 3905866.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3905866 = 2 ⋅1952933.

It is a cyclic number.

It is not a de Polignac number, because 6685093 - 2¹⁷ = 6554021 is a prime.

It is a Duffinian number.

6685093 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6685013) 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, 175905 + ... + 175942.

It is an arithmetic number, because the mean of its divisors is an integer number (1759240).

Almost surely, 2^6685093 is an apocalyptic number.

It is an amenable number.

6685093 is a deficient number, since it is larger than the sum of its proper divisors (351867).

6685093 is a wasteful number, since it uses less digits than its factorization.

6685093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351866.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 6685093 is about 2585.5546793677. The cubic root of 6685093 is about 188.3804447017.

The spelling of 6685093 in words is "six million, six hundred eighty-five thousand, ninety-three".