50821432 has 32 divisors (see below), whose sum is σ = 102297600. Its totient is φ = 23583744.

The previous prime is 50821417. The next prime is 50821439. The reversal of 50821432 is 23412805.

50821432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 50821397 and 50821406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50821439) 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 7 ways as a sum of consecutive naturals, for example, 7369 + ... + 12487.

It is an arithmetic number, because the mean of its divisors is an integer number (3196800).

Almost surely, 2^50821432 is an apocalyptic number.

It is an amenable number.

50821432 is an abundant number, since it is smaller than the sum of its proper divisors (51476168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50821432 is a wasteful number, since it uses less digits than its factorization.

50821432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5215 (or 5211 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 50821432 is about 7128.9152049944. The cubic root of 50821432 is about 370.4096558397.

The spelling of 50821432 in words is "fifty million, eight hundred twenty-one thousand, four hundred thirty-two".