50318320 has 40 divisors (see below), whose sum is σ = 125991936. Its totient is φ = 18578688.

The previous prime is 50318311. The next prime is 50318321. The reversal of 50318320 is 2381305.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 50318291 and 50318300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50318321) 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, 23152 + ... + 25231.

Almost surely, 2^50318320 is an apocalyptic number.

It is an amenable number.

50318320 is an abundant number, since it is smaller than the sum of its proper divisors (75673616).

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

50318320 is a wasteful number, since it uses less digits than its factorization.

50318320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48409 (or 48403 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 50318320 is about 7093.5407237853. The cubic root of 50318320 is about 369.1832972266.

Adding to 50318320 its reverse (2381305), we get a palindrome (52699625).

The spelling of 50318320 in words is "fifty million, three hundred eighteen thousand, three hundred twenty".