6685424 has 10 divisors (see below), whose sum is σ = 12953040. Its totient is φ = 3342704.

The previous prime is 6685409. The next prime is 6685447. The reversal of 6685424 is 4245866.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208904 + ... + 208935.

It is an arithmetic number, because the mean of its divisors is an integer number (1295304).

Almost surely, 2^6685424 is an apocalyptic number.

It is an amenable number.

6685424 is a deficient number, since it is larger than the sum of its proper divisors (6267616).

6685424 is a wasteful number, since it uses less digits than its factorization.

6685424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417847 (or 417841 counting only the distinct ones).

The product of its digits is 46080, while the sum is 35.

The square root of 6685424 is about 2585.6186880513. The cubic root of 6685424 is about 188.3835537533.

The spelling of 6685424 in words is "six million, six hundred eighty-five thousand, four hundred twenty-four".