47190289 has 2 divisors, whose sum is σ = 47190290. Its totient is φ = 47190288.

The previous prime is 47190257. The next prime is 47190343. The reversal of 47190289 is 98209174.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42315025 + 4875264 = 6505^2 + 2208^2 .

It is a cyclic number.

It is not a de Polignac number, because 47190289 - 2⁵ = 47190257 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (47190229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23595144 + 23595145.

It is an arithmetic number, because the mean of its divisors is an integer number (23595145).

Almost surely, 2^47190289 is an apocalyptic number.

It is an amenable number.

47190289 is a deficient number, since it is larger than the sum of its proper divisors (1).

47190289 is an equidigital number, since it uses as much as digits as its factorization.

47190289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 47190289 is about 6869.5188332226. The cubic root of 47190289 is about 361.3689875955.

The spelling of 47190289 in words is "forty-seven million, one hundred ninety thousand, two hundred eighty-nine".