6925665 has 16 divisors (see below), whose sum is σ = 11118528. Its totient is φ = 3681216.

The previous prime is 6925663. The next prime is 6925673. The reversal of 6925665 is 5665296.

It is not a de Polignac number, because 6925665 - 2¹ = 6925663 is a prime.

6925665 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6925661) 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, 5374 + ... + 6536.

It is an arithmetic number, because the mean of its divisors is an integer number (694908).

Almost surely, 2^6925665 is an apocalyptic number.

It is an amenable number.

6925665 is a deficient number, since it is larger than the sum of its proper divisors (4192863).

6925665 is a wasteful number, since it uses less digits than its factorization.

6925665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1568.

The product of its digits is 97200, while the sum is 39.

The square root of 6925665 is about 2631.6658222502. The cubic root of 6925665 is about 190.6135750566.

The spelling of 6925665 in words is "six million, nine hundred twenty-five thousand, six hundred sixty-five".