50290404 has 12 divisors (see below), whose sum is σ = 117344304. Its totient is φ = 16763464.

The previous prime is 50290381. The next prime is 50290417. The reversal of 50290404 is 40409205.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2095422 + ... + 2095445.

It is an arithmetic number, because the mean of its divisors is an integer number (9778692).

Almost surely, 2^50290404 is an apocalyptic number.

It is an amenable number.

50290404 is an abundant number, since it is smaller than the sum of its proper divisors (67053900).

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

50290404 is a wasteful number, since it uses less digits than its factorization.

50290404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4190874 (or 4190872 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 50290404 is about 7091.5727451673. The cubic root of 50290404 is about 369.1150117763.

Adding to 50290404 its reverse (40409205), we get a palindrome (90699609).

The spelling of 50290404 in words is "fifty million, two hundred ninety thousand, four hundred four".