32425691 has 2 divisors, whose sum is σ = 32425692. Its totient is φ = 32425690.

The previous prime is 32425663. The next prime is 32425697. The reversal of 32425691 is 19652423.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32425691 - 2²² = 28231387 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (32425697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16212845 + 16212846.

It is an arithmetic number, because the mean of its divisors is an integer number (16212846).

Almost surely, 2^32425691 is an apocalyptic number.

32425691 is a deficient number, since it is larger than the sum of its proper divisors (1).

32425691 is an equidigital number, since it uses as much as digits as its factorization.

32425691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 32.

The square root of 32425691 is about 5694.3560654388. The cubic root of 32425691 is about 318.8818101023.

The spelling of 32425691 in words is "thirty-two million, four hundred twenty-five thousand, six hundred ninety-one".