6885528925 has 24 divisors (see below), whose sum is σ = 9325787040. Its totient is φ = 5001451200.

The previous prime is 6885528919. The next prime is 6885528941. The reversal of 6885528925 is 5298255886.

It is a happy number.

It is not a de Polignac number, because 6885528925 - 2²⁹ = 6348658013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6885528925.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 212874 + ... + 243076.

It is an arithmetic number, because the mean of its divisors is an integer number (388574460).

Almost surely, 2^6885528925 is an apocalyptic number.

It is an amenable number.

6885528925 is a deficient number, since it is larger than the sum of its proper divisors (2440258115).

6885528925 is a wasteful number, since it uses less digits than its factorization.

6885528925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31053 (or 31048 counting only the distinct ones).

The product of its digits is 13824000, while the sum is 58.

The square root of 6885528925 is about 82979.0872750478. The cubic root of 6885528925 is about 1902.4464262097.

The spelling of 6885528925 in words is "six billion, eight hundred eighty-five million, five hundred twenty-eight thousand, nine hundred twenty-five".