47869799 has 2 divisors, whose sum is σ = 47869800. Its totient is φ = 47869798.

The previous prime is 47869763. The next prime is 47869883. The reversal of 47869799 is 99796874.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47869799 - 2⁸ = 47869543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47869499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23934899 + 23934900.

It is an arithmetic number, because the mean of its divisors is an integer number (23934900).

Almost surely, 2^47869799 is an apocalyptic number.

47869799 is a deficient number, since it is larger than the sum of its proper divisors (1).

47869799 is an equidigital number, since it uses as much as digits as its factorization.

47869799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6858432, while the sum is 59.

The square root of 47869799 is about 6918.8004018038. The cubic root of 47869799 is about 363.0952225101.

The spelling of 47869799 in words is "forty-seven million, eight hundred sixty-nine thousand, seven hundred ninety-nine".