50955217 has 2 divisors, whose sum is σ = 50955218. Its totient is φ = 50955216.

The previous prime is 50955199. The next prime is 50955263. The reversal of 50955217 is 71255905.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37405456 + 13549761 = 6116^2 + 3681^2 .

It is a cyclic number.

It is not a de Polignac number, because 50955217 - 2¹⁹ = 50430929 is a prime.

It is not a weakly prime, because it can be changed into another prime (50955617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25477608 + 25477609.

It is an arithmetic number, because the mean of its divisors is an integer number (25477609).

Almost surely, 2^50955217 is an apocalyptic number.

It is an amenable number.

50955217 is a deficient number, since it is larger than the sum of its proper divisors (1).

50955217 is an equidigital number, since it uses as much as digits as its factorization.

50955217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15750, while the sum is 34.

The square root of 50955217 is about 7138.2923027850. The cubic root of 50955217 is about 370.7343996429.

The spelling of 50955217 in words is "fifty million, nine hundred fifty-five thousand, two hundred seventeen".