50733216 has 180 divisors, whose sum is σ = 160189722. Its totient is φ = 15738624.

The previous prime is 50733191. The next prime is 50733223. The reversal of 50733216 is 61233705.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 33593616 + 17139600 = 5796^2 + 4140^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 50733216.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 1371150 + ... + 1371186.

Almost surely, 2^50733216 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 50733216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80094861).

50733216 is an abundant number, since it is smaller than the sum of its proper divisors (109456506).

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

50733216 is a wasteful number, since it uses less digits than its factorization.

50733216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105 (or 65 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 50733216 is about 7122.7253211113. The cubic root of 50733216 is about 370.1952123030.

The spelling of 50733216 in words is "fifty million, seven hundred thirty-three thousand, two hundred sixteen".