50530247 has 2 divisors, whose sum is σ = 50530248. Its totient is φ = 50530246.

The previous prime is 50530243. The next prime is 50530297. The reversal of 50530247 is 74203505.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50530247 - 2² = 50530243 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50530243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25265123 + 25265124.

It is an arithmetic number, because the mean of its divisors is an integer number (25265124).

Almost surely, 2^50530247 is an apocalyptic number.

50530247 is a deficient number, since it is larger than the sum of its proper divisors (1).

50530247 is an equidigital number, since it uses as much as digits as its factorization.

50530247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 50530247 is about 7108.4630546975. The cubic root of 50530247 is about 369.7008709666.

The spelling of 50530247 in words is "fifty million, five hundred thirty thousand, two hundred forty-seven".