49764787 has 2 divisors, whose sum is σ = 49764788. Its totient is φ = 49764786.

The previous prime is 49764779. The next prime is 49764791. The reversal of 49764787 is 78746794.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49764787 - 2³ = 49764779 is a prime.

It is not a weakly prime, because it can be changed into another prime (49764487) 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, 24882393 + 24882394.

It is an arithmetic number, because the mean of its divisors is an integer number (24882394).

Almost surely, 2^49764787 is an apocalyptic number.

49764787 is a deficient number, since it is larger than the sum of its proper divisors (1).

49764787 is an equidigital number, since it uses as much as digits as its factorization.

49764787 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2370816, while the sum is 52.

The square root of 49764787 is about 7054.4161345926. The cubic root of 49764787 is about 367.8245535569.

The spelling of 49764787 in words is "forty-nine million, seven hundred sixty-four thousand, seven hundred eighty-seven".