50493421 has 12 divisors (see below), whose sum is σ = 56419132. Its totient is φ = 45144000.

The previous prime is 50493413. The next prime is 50493461. The reversal of 50493421 is 12439405.

It can be written as a sum of positive squares in 2 ways, for example, as 17015625 + 33477796 = 4125^2 + 5786^2 .

It is not a de Polignac number, because 50493421 - 2³ = 50493413 is a prime.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 50493421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50493461) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3961 + ... + 10801.

Almost surely, 2^50493421 is an apocalyptic number.

It is an amenable number.

50493421 is a deficient number, since it is larger than the sum of its proper divisors (5925711).

50493421 is a wasteful number, since it uses less digits than its factorization.

50493421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6924 (or 6913 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 50493421 is about 7105.8722898741. The cubic root of 50493421 is about 369.6110375578.

The spelling of 50493421 in words is "fifty million, four hundred ninety-three thousand, four hundred twenty-one".