49808713 has 2 divisors, whose sum is σ = 49808714. Its totient is φ = 49808712.

The previous prime is 49808699. The next prime is 49808729. The reversal of 49808713 is 31780894.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38539264 + 11269449 = 6208^2 + 3357^2 .

It is a cyclic number.

It is not a de Polignac number, because 49808713 - 2²¹ = 47711561 is a prime.

It is not a weakly prime, because it can be changed into another prime (49808743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24904356 + 24904357.

It is an arithmetic number, because the mean of its divisors is an integer number (24904357).

Almost surely, 2^49808713 is an apocalyptic number.

It is an amenable number.

49808713 is a deficient number, since it is larger than the sum of its proper divisors (1).

49808713 is an equidigital number, since it uses as much as digits as its factorization.

49808713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 49808713 is about 7057.5288168027. The cubic root of 49808713 is about 367.9327445814.

The spelling of 49808713 in words is "forty-nine million, eight hundred eight thousand, seven hundred thirteen".