47107769 has 2 divisors, whose sum is σ = 47107770. Its totient is φ = 47107768.

The previous prime is 47107763. The next prime is 47107777. The reversal of 47107769 is 96770174.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32947600 + 14160169 = 5740^2 + 3763^2 .

It is a cyclic number.

It is not a de Polignac number, because 47107769 - 2²⁰ = 46059193 is a prime.

It is a super-2 number, since 2×47107769² = 4438283800314722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (47107763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23553884 + 23553885.

It is an arithmetic number, because the mean of its divisors is an integer number (23553885).

Almost surely, 2^47107769 is an apocalyptic number.

It is an amenable number.

47107769 is a deficient number, since it is larger than the sum of its proper divisors (1).

47107769 is an equidigital number, since it uses as much as digits as its factorization.

47107769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 74088, while the sum is 41.

The square root of 47107769 is about 6863.5099621112. The cubic root of 47107769 is about 361.1582269481.

The spelling of 47107769 in words is "forty-seven million, one hundred seven thousand, seven hundred sixty-nine".