6525855 has 24 divisors (see below), whose sum is σ = 12928032. Its totient is φ = 2983104.

The previous prime is 6525853. The next prime is 6525877. The reversal of 6525855 is 5585256.

It is not a de Polignac number, because 6525855 - 2¹ = 6525853 is a prime.

6525855 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6525853) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10044 + ... + 10673.

It is an arithmetic number, because the mean of its divisors is an integer number (538668).

Almost surely, 2^6525855 is an apocalyptic number.

6525855 is a deficient number, since it is larger than the sum of its proper divisors (6402177).

6525855 is a wasteful number, since it uses less digits than its factorization.

6525855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20735 (or 20732 counting only the distinct ones).

The product of its digits is 60000, while the sum is 36.

The square root of 6525855 is about 2554.5753071695. The cubic root of 6525855 is about 186.8726768241.

The spelling of 6525855 in words is "six million, five hundred twenty-five thousand, eight hundred fifty-five".