50143436 has 48 divisors (see below), whose sum is σ = 106612800. Its totient is φ = 20176128.

The previous prime is 50143409. The next prime is 50143439. The reversal of 50143436 is 63434105.

50143436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (50143439) 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 15 ways as a sum of consecutive naturals, for example, 29210 + ... + 30878.

It is an arithmetic number, because the mean of its divisors is an integer number (2221100).

Almost surely, 2^50143436 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 50143436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53306400).

50143436 is an abundant number, since it is smaller than the sum of its proper divisors (56469364).

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

50143436 is a wasteful number, since it uses less digits than its factorization.

50143436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1746 (or 1744 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 50143436 is about 7081.2030051397. The cubic root of 50143436 is about 368.7550953619.

The spelling of 50143436 in words is "fifty million, one hundred forty-three thousand, four hundred thirty-six".