6729165 has 24 divisors (see below), whose sum is σ = 11732760. Its totient is φ = 3567744.

The previous prime is 6729157. The next prime is 6729169. The reversal of 6729165 is 5619276.

6729165 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1225449 + 5503716 = 1107^2 + 2346^2 .

It is not a de Polignac number, because 6729165 - 2³ = 6729157 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6729169) 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, 9979 + ... + 10631.

It is an arithmetic number, because the mean of its divisors is an integer number (488865).

Almost surely, 2^6729165 is an apocalyptic number.

It is an amenable number.

6729165 is a deficient number, since it is larger than the sum of its proper divisors (5003595).

6729165 is a wasteful number, since it uses less digits than its factorization.

6729165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893 (or 890 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 6729165 is about 2594.0634147993. The cubic root of 6729165 is about 188.7935092599.

The spelling of 6729165 in words is "six million, seven hundred twenty-nine thousand, one hundred sixty-five".