47989267 has 2 divisors, whose sum is σ = 47989268. Its totient is φ = 47989266.

The previous prime is 47989237. The next prime is 47989273. The reversal of 47989267 is 76298974.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47989267 - 2¹⁵ = 47956499 is a prime.

It is not a weakly prime, because it can be changed into another prime (47989237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23994633 + 23994634.

It is an arithmetic number, because the mean of its divisors is an integer number (23994634).

Almost surely, 2^47989267 is an apocalyptic number.

47989267 is a deficient number, since it is larger than the sum of its proper divisors (1).

47989267 is an equidigital number, since it uses as much as digits as its factorization.

47989267 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1524096, while the sum is 52.

The square root of 47989267 is about 6927.4285994155. The cubic root of 47989267 is about 363.3970288315.

The spelling of 47989267 in words is "forty-seven million, nine hundred eighty-nine thousand, two hundred sixty-seven".