32487149 has 2 divisors, whose sum is σ = 32487150. Its totient is φ = 32487148.

The previous prime is 32487107. The next prime is 32487157. The reversal of 32487149 is 94178423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17222500 + 15264649 = 4150^2 + 3907^2 .

It is a cyclic number.

It is not a de Polignac number, because 32487149 - 2²⁴ = 15709933 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32477149) 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, 16243574 + 16243575.

It is an arithmetic number, because the mean of its divisors is an integer number (16243575).

Almost surely, 2^32487149 is an apocalyptic number.

It is an amenable number.

32487149 is a deficient number, since it is larger than the sum of its proper divisors (1).

32487149 is an equidigital number, since it uses as much as digits as its factorization.

32487149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 38.

The square root of 32487149 is about 5699.7499067942. The cubic root of 32487149 is about 319.0831470579.

The spelling of 32487149 in words is "thirty-two million, four hundred eighty-seven thousand, one hundred forty-nine".