32542261 has 2 divisors, whose sum is σ = 32542262. Its totient is φ = 32542260.

The previous prime is 32542259. The next prime is 32542327. The reversal of 32542261 is 16224523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30802500 + 1739761 = 5550^2 + 1319^2 .

It is a cyclic number.

It is not a de Polignac number, because 32542261 - 2¹ = 32542259 is a prime.

Together with 32542259, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32542661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16271130 + 16271131.

It is an arithmetic number, because the mean of its divisors is an integer number (16271131).

Almost surely, 2^32542261 is an apocalyptic number.

It is an amenable number.

32542261 is a deficient number, since it is larger than the sum of its proper divisors (1).

32542261 is an equidigital number, since it uses as much as digits as its factorization.

32542261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 25.

The square root of 32542261 is about 5704.5824562364. The cubic root of 32542261 is about 319.2634786275.

Adding to 32542261 its reverse (16224523), we get a palindrome (48766784).

The spelling of 32542261 in words is "thirty-two million, five hundred forty-two thousand, two hundred sixty-one".