50647 has 2 divisors, whose sum is σ = 50648. Its totient is φ = 50646.

The previous prime is 50627. The next prime is 50651. The reversal of 50647 is 74605.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50647 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 (50627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25323 + 25324.

It is an arithmetic number, because the mean of its divisors is an integer number (25324).

2⁵⁰⁶⁴⁷ is an apocalyptic number.

50647 is a deficient number, since it is larger than the sum of its proper divisors (1).

50647 is an equidigital number, since it uses as much as digits as its factorization.

50647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 50647 is about 225.0488835787. The cubic root of 50647 is about 36.9985390219.

Subtracting from 50647 its sum of digits (22), we obtain a 4-th power (50625 = 15⁴).

The spelling of 50647 in words is "fifty thousand, six hundred forty-seven".