50011217 has 2 divisors, whose sum is σ = 50011218. Its totient is φ = 50011216.

The previous prime is 50011189. The next prime is 50011231. The reversal of 50011217 is 71211005.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43020481 + 6990736 = 6559^2 + 2644^2 .

It is a cyclic number.

It is not a de Polignac number, because 50011217 - 2²⁴ = 33234001 is a prime.

It is a super-2 number, since 2×50011217² = 5002243651642178, which contains 22 as substring.

It is a Chen prime.

It is equal to p_3001742 and since 50011217 and 3001742 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 50011195 and 50011204.

It is not a weakly prime, because it can be changed into another prime (50011237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25005608 + 25005609.

It is an arithmetic number, because the mean of its divisors is an integer number (25005609).

Almost surely, 2^50011217 is an apocalyptic number.

It is an amenable number.

50011217 is a deficient number, since it is larger than the sum of its proper divisors (1).

50011217 is an equidigital number, since it uses as much as digits as its factorization.

50011217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70, while the sum is 17.

The square root of 50011217 is about 7071.8609290624. The cubic root of 50011217 is about 368.4306969917.

The spelling of 50011217 in words is "fifty million, eleven thousand, two hundred seventeen".