47589769 has 2 divisors, whose sum is σ = 47589770. Its totient is φ = 47589768.

The previous prime is 47589767. The next prime is 47589781. The reversal of 47589769 is 96798574.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34951744 + 12638025 = 5912^2 + 3555^2 .

It is a cyclic number.

It is not a de Polignac number, because 47589769 - 2¹ = 47589767 is a prime.

It is a super-2 number, since 2×47589769² = 4529572226946722, which contains 22 as substring.

Together with 47589767, 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 (47589767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23794884 + 23794885.

It is an arithmetic number, because the mean of its divisors is an integer number (23794885).

Almost surely, 2^47589769 is an apocalyptic number.

It is an amenable number.

47589769 is a deficient number, since it is larger than the sum of its proper divisors (1).

47589769 is an equidigital number, since it uses as much as digits as its factorization.

47589769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3810240, while the sum is 55.

The square root of 47589769 is about 6898.5338297351. The cubic root of 47589769 is about 362.3858227808.

The spelling of 47589769 in words is "forty-seven million, five hundred eighty-nine thousand, seven hundred sixty-nine".