32439149 has 2 divisors, whose sum is σ = 32439150. Its totient is φ = 32439148.

The previous prime is 32439109. The next prime is 32439151. The reversal of 32439149 is 94193423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32410249 + 28900 = 5693^2 + 170^2 .

It is a cyclic number.

It is not a de Polignac number, because 32439149 - 2⁸ = 32438893 is a prime.

Together with 32439151, 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 (32439109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16219574 + 16219575.

It is an arithmetic number, because the mean of its divisors is an integer number (16219575).

Almost surely, 2^32439149 is an apocalyptic number.

It is an amenable number.

32439149 is a deficient number, since it is larger than the sum of its proper divisors (1).

32439149 is an equidigital number, since it uses as much as digits as its factorization.

32439149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 35.

The square root of 32439149 is about 5695.5376392400. The cubic root of 32439149 is about 318.9259203709.

The spelling of 32439149 in words is "thirty-two million, four hundred thirty-nine thousand, one hundred forty-nine".