47768629 has 2 divisors, whose sum is σ = 47768630. Its totient is φ = 47768628.

The previous prime is 47768627. The next prime is 47768639. The reversal of 47768629 is 92686774.

47768629 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36276529 + 11492100 = 6023^2 + 3390^2 .

It is a cyclic number.

It is not a de Polignac number, because 47768629 - 2¹ = 47768627 is a prime.

Together with 47768627, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47768621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23884314 + 23884315.

It is an arithmetic number, because the mean of its divisors is an integer number (23884315).

Almost surely, 2^47768629 is an apocalyptic number.

It is an amenable number.

47768629 is a deficient number, since it is larger than the sum of its proper divisors (1).

47768629 is an equidigital number, since it uses as much as digits as its factorization.

47768629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1016064, while the sum is 49.

The square root of 47768629 is about 6911.4852962297. The cubic root of 47768629 is about 362.8392486430.

The spelling of 47768629 in words is "forty-seven million, seven hundred sixty-eight thousand, six hundred twenty-nine".