50840090 has 16 divisors (see below), whose sum is σ = 104585472. Its totient is φ = 17430864.

The previous prime is 50840059. The next prime is 50840099. The reversal of 50840090 is 9004805.

It is not an unprimeable number, because it can be changed into a prime (50840099) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 363074 + ... + 363213.

It is an arithmetic number, because the mean of its divisors is an integer number (6536592).

Almost surely, 2^50840090 is an apocalyptic number.

50840090 is an abundant number, since it is smaller than the sum of its proper divisors (53745382).

50840090 is a wasteful number, since it uses less digits than its factorization.

50840090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726301.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 50840090 is about 7130.2236991556. The cubic root of 50840090 is about 370.4549796169.

Adding to 50840090 its reverse (9004805), we get a palindrome (59844895).

The spelling of 50840090 in words is "fifty million, eight hundred forty thousand, ninety".