47436047 has 2 divisors, whose sum is σ = 47436048. Its totient is φ = 47436046.

The previous prime is 47436043. The next prime is 47436061. The reversal of 47436047 is 74063474.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47436047 - 2² = 47436043 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 47435998 and 47436016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47436041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23718023 + 23718024.

It is an arithmetic number, because the mean of its divisors is an integer number (23718024).

Almost surely, 2^47436047 is an apocalyptic number.

47436047 is a deficient number, since it is larger than the sum of its proper divisors (1).

47436047 is an equidigital number, since it uses as much as digits as its factorization.

47436047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56448, while the sum is 35.

The square root of 47436047 is about 6887.3831750528. The cubic root of 47436047 is about 361.9952152843.

The spelling of 47436047 in words is "forty-seven million, four hundred thirty-six thousand, forty-seven".