50516316 has 72 divisors (see below), whose sum is σ = 136216080. Its totient is φ = 15730176.

The previous prime is 50516309. The next prime is 50516321. The reversal of 50516316 is 61361505.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 50516316.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120355 + ... + 120773.

It is an arithmetic number, because the mean of its divisors is an integer number (1891890).

Almost surely, 2^50516316 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 50516316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68108040).

50516316 is an abundant number, since it is smaller than the sum of its proper divisors (85699764).

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

50516316 is a wasteful number, since it uses less digits than its factorization.

50516316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643 (or 638 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 50516316 is about 7107.4830988192. The cubic root of 50516316 is about 369.6668927950. Note that the first 3 decimals are identical.

The spelling of 50516316 in words is "fifty million, five hundred sixteen thousand, three hundred sixteen".