47648873 has 2 divisors, whose sum is σ = 47648874. Its totient is φ = 47648872.

The previous prime is 47648863. The next prime is 47648879. The reversal of 47648873 is 37884674.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47513449 + 135424 = 6893^2 + 368^2 .

It is a cyclic number.

It is not a de Polignac number, because 47648873 - 2⁴ = 47648857 is a prime.

It is not a weakly prime, because it can be changed into another prime (47648879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23824436 + 23824437.

It is an arithmetic number, because the mean of its divisors is an integer number (23824437).

Almost surely, 2^47648873 is an apocalyptic number.

It is an amenable number.

47648873 is a deficient number, since it is larger than the sum of its proper divisors (1).

47648873 is an equidigital number, since it uses as much as digits as its factorization.

47648873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 903168, while the sum is 47.

The square root of 47648873 is about 6902.8163093045. The cubic root of 47648873 is about 362.5357821199.

The spelling of 47648873 in words is "forty-seven million, six hundred forty-eight thousand, eight hundred seventy-three".