50538432 has 112 divisors (see below), whose sum is σ = 157878272. Its totient is φ = 13962240.

The previous prime is 50538421. The next prime is 50538437. The reversal of 50538432 is 23483505.

It is a tau number, because it is divible by the number of its divisors (112).

It is a self number, because there is not a number n which added to its sum of digits gives 50538432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50538437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41058 + ... + 42270.

Almost surely, 2^50538432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50538432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78939136).

50538432 is an abundant number, since it is smaller than the sum of its proper divisors (107339840).

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

50538432 is a wasteful number, since it uses less digits than its factorization.

50538432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1266 (or 1256 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 50538432 is about 7109.0387535869. The cubic root of 50538432 is about 369.7208315410.

The spelling of 50538432 in words is "fifty million, five hundred thirty-eight thousand, four hundred thirty-two".