32487947 has 2 divisors, whose sum is σ = 32487948. Its totient is φ = 32487946.

The previous prime is 32487913. The next prime is 32487977. The reversal of 32487947 is 74978423.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32487947 - 2⁸ = 32487691 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32487898 and 32487907.

It is not a weakly prime, because it can be changed into another prime (32487977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16243973 + 16243974.

It is an arithmetic number, because the mean of its divisors is an integer number (16243974).

Almost surely, 2^32487947 is an apocalyptic number.

32487947 is a deficient number, since it is larger than the sum of its proper divisors (1).

32487947 is an equidigital number, since it uses as much as digits as its factorization.

32487947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 338688, while the sum is 44.

The square root of 32487947 is about 5699.8199094357. The cubic root of 32487947 is about 319.0857596424.

The spelling of 32487947 in words is "thirty-two million, four hundred eighty-seven thousand, nine hundred forty-seven".