50855219 has 4 divisors (see below), whose sum is σ = 50889600. Its totient is φ = 50820840.

The previous prime is 50855209. The next prime is 50855239. The reversal of 50855219 is 91255805.

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 50855219 - 2²⁰ = 49806643 is a prime.

It is a super-2 number, since 2×50855219² = 5172506599075922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50855209) 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, 14867 + ... + 17964.

It is an arithmetic number, because the mean of its divisors is an integer number (12722400).

Almost surely, 2^50855219 is an apocalyptic number.

50855219 is a deficient number, since it is larger than the sum of its proper divisors (34381).

50855219 is a wasteful number, since it uses less digits than its factorization.

50855219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34380.

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

The square root of 50855219 is about 7131.2845266474. The cubic root of 50855219 is about 370.4917226514.

The spelling of 50855219 in words is "fifty million, eight hundred fifty-five thousand, two hundred nineteen".