47716631 has 2 divisors, whose sum is σ = 47716632. Its totient is φ = 47716630.

The previous prime is 47716607. The next prime is 47716633. The reversal of 47716631 is 13661774.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47716631 - 2¹⁸ = 47454487 is a prime.

It is a super-2 number, since 2×47716631² = 4553753747980322, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 47716633, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 47716591 and 47716600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47716633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23858315 + 23858316.

It is an arithmetic number, because the mean of its divisors is an integer number (23858316).

Almost surely, 2^47716631 is an apocalyptic number.

47716631 is a deficient number, since it is larger than the sum of its proper divisors (1).

47716631 is an equidigital number, since it uses as much as digits as its factorization.

47716631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21168, while the sum is 35.

The square root of 47716631 is about 6907.7225624659. The cubic root of 47716631 is about 362.7075459922.

The spelling of 47716631 in words is "forty-seven million, seven hundred sixteen thousand, six hundred thirty-one".