50411728 has 10 divisors (see below), whose sum is σ = 97672754. Its totient is φ = 25205856.

The previous prime is 50411719. The next prime is 50411729. The reversal of 50411728 is 82711405.

It can be written as a sum of positive squares in only one way, i.e., 33039504 + 17372224 = 5748^2 + 4168^2 .

It is a junction number, because it is equal to n+sod(n) for n = 50411696 and 50411705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50411729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1575351 + ... + 1575382.

Almost surely, 2^50411728 is an apocalyptic number.

It is an amenable number.

50411728 is a deficient number, since it is larger than the sum of its proper divisors (47261026).

50411728 is a wasteful number, since it uses less digits than its factorization.

50411728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3150741 (or 3150735 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 28.

The square root of 50411728 is about 7100.1216890980. The cubic root of 50411728 is about 369.4115994762.

It can be divided in two parts, 50 and 411728, that added together give a triangular number (411778 = T₉₀₇).

The spelling of 50411728 in words is "fifty million, four hundred eleven thousand, seven hundred twenty-eight".