47946313 has 2 divisors, whose sum is σ = 47946314. Its totient is φ = 47946312.

The previous prime is 47946293. The next prime is 47946319. The reversal of 47946313 is 31364974.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47775744 + 170569 = 6912^2 + 413^2 .

It is a cyclic number.

It is not a de Polignac number, because 47946313 - 2⁵ = 47946281 is a prime.

It is not a weakly prime, because it can be changed into another prime (47946319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23973156 + 23973157.

It is an arithmetic number, because the mean of its divisors is an integer number (23973157).

Almost surely, 2^47946313 is an apocalyptic number.

It is an amenable number.

47946313 is a deficient number, since it is larger than the sum of its proper divisors (1).

47946313 is an equidigital number, since it uses as much as digits as its factorization.

47946313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 37.

The square root of 47946313 is about 6924.3276207875. The cubic root of 47946313 is about 363.2885739175.

The spelling of 47946313 in words is "forty-seven million, nine hundred forty-six thousand, three hundred thirteen".