47989027 has 2 divisors, whose sum is σ = 47989028. Its totient is φ = 47989026.

The previous prime is 47989001. The next prime is 47989031. The reversal of 47989027 is 72098974.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47989027 - 2²³ = 39600419 is a prime.

It is not a weakly prime, because it can be changed into another prime (47989057) 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, 23994513 + 23994514.

It is an arithmetic number, because the mean of its divisors is an integer number (23994514).

Almost surely, 2^47989027 is an apocalyptic number.

47989027 is a deficient number, since it is larger than the sum of its proper divisors (1).

47989027 is an equidigital number, since it uses as much as digits as its factorization.

47989027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 254016, while the sum is 46.

The square root of 47989027 is about 6927.4112769490. The cubic root of 47989027 is about 363.3964230333.

The spelling of 47989027 in words is "forty-seven million, nine hundred eighty-nine thousand, twenty-seven".