6525663 has 8 divisors (see below), whose sum is σ = 8732976. Its totient is φ = 4334400.

The previous prime is 6525661. The next prime is 6525677. The reversal of 6525663 is 3665256.

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

It is not a de Polignac number, because 6525663 - 2¹ = 6525661 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6525661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3028 + ... + 4713.

It is an arithmetic number, because the mean of its divisors is an integer number (1091622).

Almost surely, 2^6525663 is an apocalyptic number.

6525663 is a deficient number, since it is larger than the sum of its proper divisors (2207313).

6525663 is a wasteful number, since it uses less digits than its factorization.

6525663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8025.

The product of its digits is 32400, while the sum is 33.

The square root of 6525663 is about 2554.5377272610. The cubic root of 6525663 is about 186.8708441189.

The spelling of 6525663 in words is "six million, five hundred twenty-five thousand, six hundred sixty-three".