47146927 has 2 divisors, whose sum is σ = 47146928. Its totient is φ = 47146926.

The previous prime is 47146921. The next prime is 47146937. The reversal of 47146927 is 72964174.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47146927 - 2¹¹ = 47144879 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47146927.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47146921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23573463 + 23573464.

It is an arithmetic number, because the mean of its divisors is an integer number (23573464).

Almost surely, 2^47146927 is an apocalyptic number.

47146927 is a deficient number, since it is larger than the sum of its proper divisors (1).

47146927 is an equidigital number, since it uses as much as digits as its factorization.

47146927 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84672, while the sum is 40.

The square root of 47146927 is about 6866.3619916226. The cubic root of 47146927 is about 361.2582693078.

The spelling of 47146927 in words is "forty-seven million, one hundred forty-six thousand, nine hundred twenty-seven".