50545861 has 2 divisors, whose sum is σ = 50545862. Its totient is φ = 50545860.

The previous prime is 50545853. The next prime is 50545883. The reversal of 50545861 is 16854505.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50495236 + 50625 = 7106^2 + 225^2 .

It is a cyclic number.

It is not a de Polignac number, because 50545861 - 2³ = 50545853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50545361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25272930 + 25272931.

It is an arithmetic number, because the mean of its divisors is an integer number (25272931).

Almost surely, 2^50545861 is an apocalyptic number.

It is an amenable number.

50545861 is a deficient number, since it is larger than the sum of its proper divisors (1).

50545861 is an equidigital number, since it uses as much as digits as its factorization.

50545861 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24000, while the sum is 34.

The square root of 50545861 is about 7109.5612382200. The cubic root of 50545861 is about 369.7389466095.

The spelling of 50545861 in words is "fifty million, five hundred forty-five thousand, eight hundred sixty-one".