50239157 has 2 divisors, whose sum is σ = 50239158. Its totient is φ = 50239156.

The previous prime is 50239151. The next prime is 50239171. The reversal of 50239157 is 75193205.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50140561 + 98596 = 7081^2 + 314^2 .

It is a cyclic number.

It is not a de Polignac number, because 50239157 - 2¹⁶ = 50173621 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50239151) 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, 25119578 + 25119579.

It is an arithmetic number, because the mean of its divisors is an integer number (25119579).

Almost surely, 2^50239157 is an apocalyptic number.

It is an amenable number.

50239157 is a deficient number, since it is larger than the sum of its proper divisors (1).

50239157 is an equidigital number, since it uses as much as digits as its factorization.

50239157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9450, while the sum is 32.

The square root of 50239157 is about 7087.9585918655. The cubic root of 50239157 is about 368.9895904604.

The spelling of 50239157 in words is "fifty million, two hundred thirty-nine thousand, one hundred fifty-seven".