50533312 has 56 divisors (see below), whose sum is σ = 109270800. Its totient is φ = 23095296.

The previous prime is 50533309. The next prime is 50533313. The reversal of 50533312 is 21333505.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50533313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34548 + ... + 35980.

Almost surely, 2^50533312 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 50533312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54635400).

50533312 is an abundant number, since it is smaller than the sum of its proper divisors (58737488).

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

50533312 is a wasteful number, since it uses less digits than its factorization.

50533312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1493 (or 1483 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 22.

The square root of 50533312 is about 7108.6786395223. The cubic root of 50533312 is about 369.7083457652.

Adding to 50533312 its reverse (21333505), we get a palindrome (71866817).

The spelling of 50533312 in words is "fifty million, five hundred thirty-three thousand, three hundred twelve".