50648217 has 4 divisors (see below), whose sum is σ = 67530960. Its totient is φ = 33765476.

The previous prime is 50648207. The next prime is 50648233. The reversal of 50648217 is 71284605.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 50648217 - 2⁴ = 50648201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50648207) 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 in 3 ways as a sum of consecutive naturals, for example, 8441367 + ... + 8441372.

It is an arithmetic number, because the mean of its divisors is an integer number (16882740).

Almost surely, 2^50648217 is an apocalyptic number.

It is an amenable number.

50648217 is a deficient number, since it is larger than the sum of its proper divisors (16882743).

50648217 is a wasteful number, since it uses less digits than its factorization.

50648217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16882742.

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 50648217 is about 7116.7560728186. The cubic root of 50648217 is about 369.9883536631.

The spelling of 50648217 in words is "fifty million, six hundred forty-eight thousand, two hundred seventeen".