32540461 has 2 divisors, whose sum is σ = 32540462. Its totient is φ = 32540460.

The previous prime is 32540413. The next prime is 32540467. The reversal of 32540461 is 16404523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28419561 + 4120900 = 5331^2 + 2030^2 .

It is a cyclic number.

It is not a de Polignac number, because 32540461 - 2¹¹ = 32538413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32540467) 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, 16270230 + 16270231.

It is an arithmetic number, because the mean of its divisors is an integer number (16270231).

Almost surely, 2^32540461 is an apocalyptic number.

It is an amenable number.

32540461 is a deficient number, since it is larger than the sum of its proper divisors (1).

32540461 is an equidigital number, since it uses as much as digits as its factorization.

32540461 is an odious number, because the sum of its binary digits is odd.

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

The square root of 32540461 is about 5704.4246861537. The cubic root of 32540461 is about 319.2575920783.

Adding to 32540461 its reverse (16404523), we get a palindrome (48944984).

The spelling of 32540461 in words is "thirty-two million, five hundred forty thousand, four hundred sixty-one".