47306873 has 2 divisors, whose sum is σ = 47306874. Its totient is φ = 47306872.

The previous prime is 47306821. The next prime is 47306879. The reversal of 47306873 is 37860374.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42863209 + 4443664 = 6547^2 + 2108^2 .

It is a cyclic number.

It is not a de Polignac number, because 47306873 - 2¹² = 47302777 is a prime.

It is not a weakly prime, because it can be changed into another prime (47306879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23653436 + 23653437.

It is an arithmetic number, because the mean of its divisors is an integer number (23653437).

Almost surely, 2^47306873 is an apocalyptic number.

It is an amenable number.

47306873 is a deficient number, since it is larger than the sum of its proper divisors (1).

47306873 is an equidigital number, since it uses as much as digits as its factorization.

47306873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 38.

The square root of 47306873 is about 6877.9992003489. Note that the first 3 decimals coincide. The cubic root of 47306873 is about 361.6663312259. Note that the first 3 decimals are identical.

The spelling of 47306873 in words is "forty-seven million, three hundred six thousand, eight hundred seventy-three".