47898479 has 2 divisors, whose sum is σ = 47898480. Its totient is φ = 47898478.

The previous prime is 47898467. The next prime is 47898491. The reversal of 47898479 is 97489874.

It is a balanced prime because it is at equal distance from previous prime (47898467) and next prime (47898491).

It is a cyclic number.

It is not a de Polignac number, because 47898479 - 2⁸ = 47898223 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 (47898419) 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, 23949239 + 23949240.

It is an arithmetic number, because the mean of its divisors is an integer number (23949240).

Almost surely, 2^47898479 is an apocalyptic number.

47898479 is a deficient number, since it is larger than the sum of its proper divisors (1).

47898479 is an equidigital number, since it uses as much as digits as its factorization.

47898479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4064256, while the sum is 56.

The square root of 47898479 is about 6920.8727050857. The cubic root of 47898479 is about 363.1677211921.

The spelling of 47898479 in words is "forty-seven million, eight hundred ninety-eight thousand, four hundred seventy-nine".