49718783 has 2 divisors, whose sum is σ = 49718784. Its totient is φ = 49718782.

The previous prime is 49718777. The next prime is 49718791. The reversal of 49718783 is 38781794.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49718783 - 2⁶ = 49718719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49718723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24859391 + 24859392.

It is an arithmetic number, because the mean of its divisors is an integer number (24859392).

Almost surely, 2^49718783 is an apocalyptic number.

49718783 is a deficient number, since it is larger than the sum of its proper divisors (1).

49718783 is an equidigital number, since it uses as much as digits as its factorization.

49718783 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 338688, while the sum is 47.

The square root of 49718783 is about 7051.1547281279. The cubic root of 49718783 is about 367.7111760821.

The spelling of 49718783 in words is "forty-nine million, seven hundred eighteen thousand, seven hundred eighty-three".