49716691 has 2 divisors, whose sum is σ = 49716692. Its totient is φ = 49716690.

The previous prime is 49716683. The next prime is 49716697. The reversal of 49716691 is 19661794.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49716691 - 2³ = 49716683 is a prime.

It is not a weakly prime, because it can be changed into another prime (49716697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24858345 + 24858346.

It is an arithmetic number, because the mean of its divisors is an integer number (24858346).

Almost surely, 2^49716691 is an apocalyptic number.

49716691 is a deficient number, since it is larger than the sum of its proper divisors (1).

49716691 is an equidigital number, since it uses as much as digits as its factorization.

49716691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 43.

The square root of 49716691 is about 7051.0063820706. The cubic root of 49716691 is about 367.7060186579.

The spelling of 49716691 in words is "forty-nine million, seven hundred sixteen thousand, six hundred ninety-one".