50518394 has 16 divisors (see below), whose sum is σ = 78025248. Its totient is φ = 24513552.

The previous prime is 50518379. The next prime is 50518399. The reversal of 50518394 is 49381505.

50518394 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (50518399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42857 + ... + 44019.

It is an arithmetic number, because the mean of its divisors is an integer number (4876578).

Almost surely, 2^50518394 is an apocalyptic number.

50518394 is a deficient number, since it is larger than the sum of its proper divisors (27506854).

50518394 is a wasteful number, since it uses less digits than its factorization.

50518394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1789.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 50518394 is about 7107.6292812723. The cubic root of 50518394 is about 369.6719615024.

Adding to 50518394 its reverse (49381505), we get a palindrome (99899899).

The spelling of 50518394 in words is "fifty million, five hundred eighteen thousand, three hundred ninety-four".