32042261 has 2 divisors, whose sum is σ = 32042262. Its totient is φ = 32042260.

The previous prime is 32042239. The next prime is 32042317. The reversal of 32042261 is 16224023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24940036 + 7102225 = 4994^2 + 2665^2 .

It is a cyclic number.

It is not a de Polignac number, because 32042261 - 2¹⁸ = 31780117 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32042221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16021130 + 16021131.

It is an arithmetic number, because the mean of its divisors is an integer number (16021131).

Almost surely, 2^32042261 is an apocalyptic number.

It is an amenable number.

32042261 is a deficient number, since it is larger than the sum of its proper divisors (1).

32042261 is an equidigital number, since it uses as much as digits as its factorization.

32042261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 32042261 is about 5660.5883969778. The cubic root of 32042261 is about 317.6199096548.

Adding to 32042261 its reverse (16224023), we get a palindrome (48266284).

The spelling of 32042261 in words is "thirty-two million, forty-two thousand, two hundred sixty-one".