50342749 has 2 divisors, whose sum is σ = 50342750. Its totient is φ = 50342748.

The previous prime is 50342741. The next prime is 50342767. The reversal of 50342749 is 94724305.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45995524 + 4347225 = 6782^2 + 2085^2 .

It is a cyclic number.

It is not a de Polignac number, because 50342749 - 2³ = 50342741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50342741) 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, 25171374 + 25171375.

It is an arithmetic number, because the mean of its divisors is an integer number (25171375).

Almost surely, 2^50342749 is an apocalyptic number.

It is an amenable number.

50342749 is a deficient number, since it is larger than the sum of its proper divisors (1).

50342749 is an equidigital number, since it uses as much as digits as its factorization.

50342749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 50342749 is about 7095.2624334833. The cubic root of 50342749 is about 369.2430323930.

The spelling of 50342749 in words is "fifty million, three hundred forty-two thousand, seven hundred forty-nine".