6685534 has 8 divisors (see below), whose sum is σ = 10107648. Its totient is φ = 3316320.

The previous prime is 6685529. The next prime is 6685541. The reversal of 6685534 is 4355866.

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

It is a junction number, because it is equal to n+sod(n) for n = 6685493 and 6685502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12907 + ... + 13414.

It is an arithmetic number, because the mean of its divisors is an integer number (1263456).

Almost surely, 2^6685534 is an apocalyptic number.

6685534 is a deficient number, since it is larger than the sum of its proper divisors (3422114).

6685534 is a wasteful number, since it uses less digits than its factorization.

6685534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26450.

The product of its digits is 86400, while the sum is 37.

The square root of 6685534 is about 2585.6399594684. The cubic root of 6685534 is about 188.3845869502.

The spelling of 6685534 in words is "six million, six hundred eighty-five thousand, five hundred thirty-four".