6671725 has 24 divisors (see below), whose sum is σ = 8874432. Its totient is φ = 4963200.

The previous prime is 6671723. The next prime is 6671747. The reversal of 6671725 is 5271766.

It is not a de Polignac number, because 6671725 - 2¹ = 6671723 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6671723) 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, 23434 + ... + 23716.

It is an arithmetic number, because the mean of its divisors is an integer number (369768).

Almost surely, 2^6671725 is an apocalyptic number.

It is an amenable number.

6671725 is a deficient number, since it is larger than the sum of its proper divisors (2202707).

6671725 is a wasteful number, since it uses less digits than its factorization.

6671725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357 (or 352 counting only the distinct ones).

The product of its digits is 17640, while the sum is 34.

The square root of 6671725 is about 2582.9682537732. The cubic root of 6671725 is about 188.2547944814.

It can be divided in two parts, 6671 and 725, that added together give a square (7396 = 86²).

The spelling of 6671725 in words is "six million, six hundred seventy-one thousand, seven hundred twenty-five".