47005667 has 2 divisors, whose sum is σ = 47005668. Its totient is φ = 47005666.

The previous prime is 47005633. The next prime is 47005669. The reversal of 47005667 is 76650074.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47005667 - 2⁶ = 47005603 is a prime.

It is a super-2 number, since 2×47005667² = 4419065460229778, which contains 22 as substring.

Together with 47005669, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (47005669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23502833 + 23502834.

It is an arithmetic number, because the mean of its divisors is an integer number (23502834).

Almost surely, 2^47005667 is an apocalyptic number.

47005667 is a deficient number, since it is larger than the sum of its proper divisors (1).

47005667 is an equidigital number, since it uses as much as digits as its factorization.

47005667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 47005667 is about 6856.0678963966. The cubic root of 47005667 is about 360.8971118405.

The spelling of 47005667 in words is "forty-seven million, five thousand, six hundred sixty-seven".