50421427 has 4 divisors (see below), whose sum is σ = 57624496. Its totient is φ = 43218360.

The previous prime is 50421419. The next prime is 50421463. The reversal of 50421427 is 72412405.

50421427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 50421427 - 2³ = 50421419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50421127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3601524 + ... + 3601537.

It is an arithmetic number, because the mean of its divisors is an integer number (14406124).

Almost surely, 2^50421427 is an apocalyptic number.

50421427 is a deficient number, since it is larger than the sum of its proper divisors (7203069).

50421427 is an equidigital number, since it uses as much as digits as its factorization.

50421427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7203068.

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 50421427 is about 7100.8046727114. The cubic root of 50421427 is about 369.4352890255.

The spelling of 50421427 in words is "fifty million, four hundred twenty-one thousand, four hundred twenty-seven".