50404312 has 32 divisors (see below), whose sum is σ = 108576000. Its totient is φ = 21488544.

The previous prime is 50404309. The next prime is 50404331. The reversal of 50404312 is 21340405.

It is a self number, because there is not a number n which added to its sum of digits gives 50404312.

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 7 ways as a sum of consecutive naturals, for example, 8883 + ... + 13405.

It is an arithmetic number, because the mean of its divisors is an integer number (3393000).

Almost surely, 2^50404312 is an apocalyptic number.

It is an amenable number.

50404312 is an abundant number, since it is smaller than the sum of its proper divisors (58171688).

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

50404312 is a wasteful number, since it uses less digits than its factorization.

50404312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4735 (or 4731 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 50404312 is about 7099.5994253197. The cubic root of 50404312 is about 369.3934840437.

Adding to 50404312 its reverse (21340405), we get a palindrome (71744717).

The spelling of 50404312 in words is "fifty million, four hundred four thousand, three hundred twelve".