6775725 has 48 divisors (see below), whose sum is σ = 12570624. Its totient is φ = 3192000.

The previous prime is 6775721. The next prime is 6775733. The reversal of 6775725 is 5275776.

6775725 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6775725 - 2² = 6775721 is a prime.

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6775721) 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, 35380 + ... + 35570.

It is an arithmetic number, because the mean of its divisors is an integer number (261888).

Almost surely, 2^6775725 is an apocalyptic number.

It is an amenable number.

6775725 is a deficient number, since it is larger than the sum of its proper divisors (5794899).

6775725 is a wasteful number, since it uses less digits than its factorization.

6775725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258 (or 253 counting only the distinct ones).

The product of its digits is 102900, while the sum is 39.

The square root of 6775725 is about 2603.0222818870. The cubic root of 6775725 is about 189.2279380872.

The spelling of 6775725 in words is "six million, seven hundred seventy-five thousand, seven hundred twenty-five".