50309047 has 2 divisors, whose sum is σ = 50309048. Its totient is φ = 50309046.

The previous prime is 50309033. The next prime is 50309071. The reversal of 50309047 is 74090305.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50309047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50304047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25154523 + 25154524.

It is an arithmetic number, because the mean of its divisors is an integer number (25154524).

Almost surely, 2^50309047 is an apocalyptic number.

50309047 is a deficient number, since it is larger than the sum of its proper divisors (1).

50309047 is an equidigital number, since it uses as much as digits as its factorization.

50309047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 50309047 is about 7092.8870708619. The cubic root of 50309047 is about 369.1606173025.

The spelling of 50309047 in words is "fifty million, three hundred nine thousand, forty-seven".