2032661 has 2 divisors, whose sum is σ = 2032662. Its totient is φ = 2032660.

The previous prime is 2032651. The next prime is 2032663. The reversal of 2032661 is 1662302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1188100 + 844561 = 1090^2 + 919^2 .

It is a cyclic number.

It is not a de Polignac number, because 2032661 - 2¹⁴ = 2016277 is a prime.

Together with 2032663, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2032663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1016330 + 1016331.

It is an arithmetic number, because the mean of its divisors is an integer number (1016331).

2^2032661 is an apocalyptic number.

It is an amenable number.

2032661 is a deficient number, since it is larger than the sum of its proper divisors (1).

2032661 is an equidigital number, since it uses as much as digits as its factorization.

2032661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2032661 is about 1425.7142069854. The cubic root of 2032661 is about 126.6742431602.

Adding to 2032661 its reverse (1662302), we get a palindrome (3694963).

The spelling of 2032661 in words is "two million, thirty-two thousand, six hundred sixty-one".