50290394 has 16 divisors (see below), whose sum is σ = 94049856. Its totient is φ = 19593600.

The previous prime is 50290381. The next prime is 50290417. The reversal of 50290394 is 49309205.

It is a self number, because there is not a number n which added to its sum of digits gives 50290394.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163127 + ... + 163434.

It is an arithmetic number, because the mean of its divisors is an integer number (5878116).

Almost surely, 2^50290394 is an apocalyptic number.

50290394 is a deficient number, since it is larger than the sum of its proper divisors (43759462).

50290394 is a wasteful number, since it uses less digits than its factorization.

50290394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326581.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 50290394 is about 7091.5720401051. The cubic root of 50290394 is about 369.1149873107.

Adding to 50290394 its reverse (49309205), we get a palindrome (99599599).

Subtracting from 50290394 its reverse (49309205), we obtain a palindrome (981189).

The spelling of 50290394 in words is "fifty million, two hundred ninety thousand, three hundred ninety-four".