6685525 has 48 divisors (see below), whose sum is σ = 10856448. Its totient is φ = 3960000.

The previous prime is 6685519. The next prime is 6685529. The reversal of 6685525 is 5255866.

It is not a de Polignac number, because 6685525 - 2³ = 6685517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6685529) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 44200 + ... + 44350.

It is an arithmetic number, because the mean of its divisors is an integer number (226176).

Almost surely, 2^6685525 is an apocalyptic number.

It is an amenable number.

6685525 is a deficient number, since it is larger than the sum of its proper divisors (4170923).

6685525 is a wasteful number, since it uses less digits than its factorization.

6685525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202 (or 197 counting only the distinct ones).

The product of its digits is 72000, while the sum is 37.

The square root of 6685525 is about 2585.6382190863. The cubic root of 6685525 is about 188.3845024163.

The spelling of 6685525 in words is "six million, six hundred eighty-five thousand, five hundred twenty-five".