50389320 has 64 divisors (see below), whose sum is σ = 157749120. Its totient is φ = 12852224.

The previous prime is 50389271. The next prime is 50389321. The reversal of 50389320 is 2398305.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (50389321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6369 + ... + 11888.

It is an arithmetic number, because the mean of its divisors is an integer number (2464830).

Almost surely, 2^50389320 is an apocalyptic number.

It is an amenable number.

50389320 is an abundant number, since it is smaller than the sum of its proper divisors (107359800).

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

50389320 is a wasteful number, since it uses less digits than its factorization.

50389320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18294 (or 18290 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 50389320 is about 7098.5435125806. The cubic root of 50389320 is about 369.3568569110.

The spelling of 50389320 in words is "fifty million, three hundred eighty-nine thousand, three hundred twenty".