47631767 has 2 divisors, whose sum is σ = 47631768. Its totient is φ = 47631766.

The previous prime is 47631763. The next prime is 47631797. The reversal of 47631767 is 76713674.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47631767 - 2² = 47631763 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 (47631763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23815883 + 23815884.

It is an arithmetic number, because the mean of its divisors is an integer number (23815884).

Almost surely, 2^47631767 is an apocalyptic number.

47631767 is a deficient number, since it is larger than the sum of its proper divisors (1).

47631767 is an equidigital number, since it uses as much as digits as its factorization.

47631767 is an evil number, because the sum of its binary digits is even.

The product of its digits is 148176, while the sum is 41.

The square root of 47631767 is about 6901.5771385967. The cubic root of 47631767 is about 362.4923933402.

The spelling of 47631767 in words is "forty-seven million, six hundred thirty-one thousand, seven hundred sixty-seven".