47676851 has 2 divisors, whose sum is σ = 47676852. Its totient is φ = 47676850.

The previous prime is 47676821. The next prime is 47676869. The reversal of 47676851 is 15867674.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47676851 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (47676821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23838425 + 23838426.

It is an arithmetic number, because the mean of its divisors is an integer number (23838426).

Almost surely, 2^47676851 is an apocalyptic number.

47676851 is a deficient number, since it is larger than the sum of its proper divisors (1).

47676851 is an equidigital number, since it uses as much as digits as its factorization.

47676851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 282240, while the sum is 44.

The square root of 47676851 is about 6904.8425760476. The cubic root of 47676851 is about 362.6067249767.

The spelling of 47676851 in words is "forty-seven million, six hundred seventy-six thousand, eight hundred fifty-one".