50552189 has 2 divisors, whose sum is σ = 50552190. Its totient is φ = 50552188.

The previous prime is 50552149. The next prime is 50552207. The reversal of 50552189 is 98125505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50268100 + 284089 = 7090^2 + 533^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50552189 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 (50552149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25276094 + 25276095.

It is an arithmetic number, because the mean of its divisors is an integer number (25276095).

Almost surely, 2^50552189 is an apocalyptic number.

It is an amenable number.

50552189 is a deficient number, since it is larger than the sum of its proper divisors (1).

50552189 is an equidigital number, since it uses as much as digits as its factorization.

50552189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18000, while the sum is 35.

The square root of 50552189 is about 7110.0062587877. The cubic root of 50552189 is about 369.7543755710.

The spelling of 50552189 in words is "fifty million, five hundred fifty-two thousand, one hundred eighty-nine".