50866943 has 2 divisors, whose sum is σ = 50866944. Its totient is φ = 50866942.

The previous prime is 50866913. The next prime is 50866993. The reversal of 50866943 is 34966805.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50866943 - 2⁸ = 50866687 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50866943.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50866903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25433471 + 25433472.

It is an arithmetic number, because the mean of its divisors is an integer number (25433472).

Almost surely, 2^50866943 is an apocalyptic number.

50866943 is a deficient number, since it is larger than the sum of its proper divisors (1).

50866943 is an equidigital number, since it uses as much as digits as its factorization.

50866943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 50866943 is about 7132.1064910726. The cubic root of 50866943 is about 370.5201911238.

The spelling of 50866943 in words is "fifty million, eight hundred sixty-six thousand, nine hundred forty-three".