4609161 has 12 divisors (see below), whose sum is σ = 6680388. Its totient is φ = 3062304.

The previous prime is 4609133. The next prime is 4609169. The reversal of 4609161 is 1619064.

It can be written as a sum of positive squares in 2 ways, for example, as 3825936 + 783225 = 1956^2 + 885^2 .

It is not a de Polignac number, because 4609161 - 2²² = 414857 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4609169) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2671 + ... + 4043.

It is an arithmetic number, because the mean of its divisors is an integer number (556699).

Almost surely, 2^4609161 is an apocalyptic number.

It is an amenable number.

4609161 is a deficient number, since it is larger than the sum of its proper divisors (2071227).

4609161 is a wasteful number, since it uses less digits than its factorization.

4609161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1752 (or 1749 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 4609161 is about 2146.8956658394. The cubic root of 4609161 is about 166.4206802338.

The spelling of 4609161 in words is "four million, six hundred nine thousand, one hundred sixty-one".