50774729 has 2 divisors, whose sum is σ = 50774730. Its totient is φ = 50774728.

The previous prime is 50774657. The next prime is 50774741. The reversal of 50774729 is 92747705.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50055625 + 719104 = 7075^2 + 848^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50774729 is a prime.

It is not a weakly prime, because it can be changed into another prime (50774749) 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, 25387364 + 25387365.

It is an arithmetic number, because the mean of its divisors is an integer number (25387365).

Almost surely, 2^50774729 is an apocalyptic number.

It is an amenable number.

50774729 is a deficient number, since it is larger than the sum of its proper divisors (1).

50774729 is an equidigital number, since it uses as much as digits as its factorization.

50774729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 123480, while the sum is 41.

The square root of 50774729 is about 7125.6388485525. The cubic root of 50774729 is about 370.2961568473.

The spelling of 50774729 in words is "fifty million, seven hundred seventy-four thousand, seven hundred twenty-nine".