50421003 has 8 divisors (see below), whose sum is σ = 70766400. Its totient is φ = 31844808.

The previous prime is 50420971. The next prime is 50421017. The reversal of 50421003 is 30012405.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 50421003 - 2⁵ = 50420971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50421043) 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 7 ways as a sum of consecutive naturals, for example, 442233 + ... + 442346.

It is an arithmetic number, because the mean of its divisors is an integer number (8845800).

Almost surely, 2^50421003 is an apocalyptic number.

50421003 is a deficient number, since it is larger than the sum of its proper divisors (20345397).

50421003 is a wasteful number, since it uses less digits than its factorization.

50421003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884601.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 50421003 is about 7100.7748168774. The cubic root of 50421003 is about 369.4342534803.

Adding to 50421003 its reverse (30012405), we get a palindrome (80433408).

The spelling of 50421003 in words is "fifty million, four hundred twenty-one thousand, three".