50220671 has 4 divisors (see below), whose sum is σ = 50235192. Its totient is φ = 50206152.

The previous prime is 50220631. The next prime is 50220679. The reversal of 50220671 is 17602205.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 50220671 - 2¹⁸ = 49958527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50220679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1265 + ... + 10101.

It is an arithmetic number, because the mean of its divisors is an integer number (12558798).

Almost surely, 2^50220671 is an apocalyptic number.

50220671 is a deficient number, since it is larger than the sum of its proper divisors (14521).

50220671 is an equidigital number, since it uses as much as digits as its factorization.

50220671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14520.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 50220671 is about 7086.6544292776. The cubic root of 50220671 is about 368.9443271056.

Adding to 50220671 its reverse (17602205), we get a palindrome (67822876).

The spelling of 50220671 in words is "fifty million, two hundred twenty thousand, six hundred seventy-one".