50421208 has 8 divisors (see below), whose sum is σ = 94539780. Its totient is φ = 25210600.

The previous prime is 50421199. The next prime is 50421209. The reversal of 50421208 is 80212405.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50421209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3151318 + ... + 3151333.

Almost surely, 2^50421208 is an apocalyptic number.

It is an amenable number.

50421208 is a deficient number, since it is larger than the sum of its proper divisors (44118572).

50421208 is a wasteful number, since it uses less digits than its factorization.

50421208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6302657 (or 6302653 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 50421208 is about 7100.7892519071. The cubic root of 50421208 is about 369.4347541573.

It can be divided in two parts, 504 and 21208, that added together give a palindrome (21712).

The spelling of 50421208 in words is "fifty million, four hundred twenty-one thousand, two hundred eight".