50438736 has 60 divisors (see below), whose sum is σ = 145724800. Its totient is φ = 16269120.

The previous prime is 50438629. The next prime is 50438737. The reversal of 50438736 is 63783405.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 50438736.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50438737) 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, 1186 + ... + 10113.

Almost surely, 2^50438736 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 50438736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72862400).

50438736 is an abundant number, since it is smaller than the sum of its proper divisors (95286064).

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

50438736 is a wasteful number, since it uses less digits than its factorization.

50438736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11344 (or 11335 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 50438736 is about 7102.0233736591. The cubic root of 50438736 is about 369.4775582499.

The spelling of 50438736 in words is "fifty million, four hundred thirty-eight thousand, seven hundred thirty-six".