47416591 has 2 divisors, whose sum is σ = 47416592. Its totient is φ = 47416590.

The previous prime is 47416529. The next prime is 47416627. The reversal of 47416591 is 19561474.

47416591 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47416591 - 2⁷ = 47416463 is a prime.

It is a super-2 number, since 2×47416591² = 4496666204122562, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 47416591.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47411591) 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, 23708295 + 23708296.

It is an arithmetic number, because the mean of its divisors is an integer number (23708296).

Almost surely, 2^47416591 is an apocalyptic number.

47416591 is a deficient number, since it is larger than the sum of its proper divisors (1).

47416591 is an equidigital number, since it uses as much as digits as its factorization.

47416591 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 37.

The square root of 47416591 is about 6885.9705924437. The cubic root of 47416591 is about 361.9457174693.

It can be divided in two parts, 4741659 and 1, that added together give a triangular number (4741660 = T₃₀₇₉).

The spelling of 47416591 in words is "forty-seven million, four hundred sixteen thousand, five hundred ninety-one".