50489784 has 64 divisors (see below), whose sum is σ = 146361600. Its totient is φ = 16096608.

The previous prime is 50489771. The next prime is 50489801. The reversal of 50489784 is 48798405.

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 15 ways as a sum of consecutive naturals, for example, 114 + ... + 10049.

It is an arithmetic number, because the mean of its divisors is an integer number (2286900).

Almost surely, 2^50489784 is an apocalyptic number.

50489784 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50489784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73180800).

50489784 is an abundant number, since it is smaller than the sum of its proper divisors (95871816).

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

50489784 is a wasteful number, since it uses less digits than its factorization.

50489784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10201 (or 10191 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The square root of 50489784 is about 7105.6163701680. The cubic root of 50489784 is about 369.6021630840.

The spelling of 50489784 in words is "fifty million, four hundred eighty-nine thousand, seven hundred eighty-four".