50575709 has 2 divisors, whose sum is σ = 50575710. Its totient is φ = 50575708.

The previous prime is 50575667. The next prime is 50575717. The reversal of 50575709 is 90757505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33120025 + 17455684 = 5755^2 + 4178^2 .

It is a cyclic number.

It is not a de Polignac number, because 50575709 - 2⁸ = 50575453 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 (50575729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25287854 + 25287855.

It is an arithmetic number, because the mean of its divisors is an integer number (25287855).

Almost surely, 2^50575709 is an apocalyptic number.

It is an amenable number.

50575709 is a deficient number, since it is larger than the sum of its proper divisors (1).

50575709 is an equidigital number, since it uses as much as digits as its factorization.

50575709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55125, while the sum is 38.

The square root of 50575709 is about 7111.6600734287. The cubic root of 50575709 is about 369.8117108694.

The spelling of 50575709 in words is "fifty million, five hundred seventy-five thousand, seven hundred nine".