6652161 has 12 divisors (see below), whose sum is σ = 9698260. Its totient is φ = 4393440.

The previous prime is 6652159. The next prime is 6652171. The reversal of 6652161 is 1612566.

It is a happy number.

6652161 is a `hidden beast` number, since 6 + 652 + 1 + 6 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3779136 + 2873025 = 1944^2 + 1695^2 .

It is not a de Polignac number, because 6652161 - 2¹ = 6652159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6652141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2410 + ... + 4371.

Almost surely, 2^6652161 is an apocalyptic number.

It is an amenable number.

6652161 is a deficient number, since it is larger than the sum of its proper divisors (3046099).

6652161 is a wasteful number, since it uses less digits than its factorization.

6652161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6896 (or 6893 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 6652161 is about 2579.1783575395. The cubic root of 6652161 is about 188.0706031030.

The spelling of 6652161 in words is "six million, six hundred fifty-two thousand, one hundred sixty-one".