50420219 has 4 divisors (see below), whose sum is σ = 50891544. Its totient is φ = 49948896.

The previous prime is 50420213. The next prime is 50420267. The reversal of 50420219 is 91202405.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50420219 - 2⁴ = 50420203 is a prime.

It is a super-2 number, since 2×50420219² = 5084396968015922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50420194 and 50420203.

It is not an unprimeable number, because it can be changed into a prime (50420213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235502 + ... + 235715.

It is an arithmetic number, because the mean of its divisors is an integer number (12722886).

Almost surely, 2^50420219 is an apocalyptic number.

50420219 is a deficient number, since it is larger than the sum of its proper divisors (471325).

50420219 is a wasteful number, since it uses less digits than its factorization.

50420219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471324.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 50420219 is about 7100.7196114197. The cubic root of 50420219 is about 369.4323386833.

The spelling of 50420219 in words is "fifty million, four hundred twenty thousand, two hundred nineteen".