6725545 has 16 divisors (see below), whose sum is σ = 8491392. Its totient is φ = 5104000.

The previous prime is 6725533. The next prime is 6725549. The reversal of 6725545 is 5455276.

6725545 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 6725545 - 2⁵ = 6725513 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6725545.

It is not an unprimeable number, because it can be changed into a prime (6725549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26670 + ... + 26920.

It is an arithmetic number, because the mean of its divisors is an integer number (530712).

Almost surely, 2^6725545 is an apocalyptic number.

It is an amenable number.

6725545 is a deficient number, since it is larger than the sum of its proper divisors (1765847).

6725545 is a wasteful number, since it uses less digits than its factorization.

6725545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512.

The product of its digits is 42000, while the sum is 34.

The square root of 6725545 is about 2593.3655739213. The cubic root of 6725545 is about 188.7596489373.

The spelling of 6725545 in words is "six million, seven hundred twenty-five thousand, five hundred forty-five".