50331216 has 80 divisors (see below), whose sum is σ = 141935360. Its totient is φ = 15275520.

The previous prime is 50331187. The next prime is 50331221. The reversal of 50331216 is 61213305.

It is a junction number, because it is equal to n+sod(n) for n = 50331192 and 50331201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48786 + ... + 49806.

It is an arithmetic number, because the mean of its divisors is an integer number (1774192).

Almost surely, 2^50331216 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 50331216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70967680).

50331216 is an abundant number, since it is smaller than the sum of its proper divisors (91604144).

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

50331216 is a wasteful number, since it uses less digits than its factorization.

50331216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1124 (or 1118 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 50331216 is about 7094.4496615312. The cubic root of 50331216 is about 369.2148336605.

The spelling of 50331216 in words is "fifty million, three hundred thirty-one thousand, two hundred sixteen".