50370728 has 16 divisors (see below), whose sum is σ = 100000980. Its totient is φ = 23703808.

The previous prime is 50370703. The next prime is 50370739. The reversal of 50370728 is 82707305.

It can be written as a sum of positive squares in 2 ways, for example, as 44328964 + 6041764 = 6658^2 + 2458^2 .

It is a junction number, because it is equal to n+sod(n) for n = 50370694 and 50370703.

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, 185051 + ... + 185322.

Almost surely, 2^50370728 is an apocalyptic number.

It is an amenable number.

50370728 is a deficient number, since it is larger than the sum of its proper divisors (49630252).

50370728 is a wasteful number, since it uses less digits than its factorization.

50370728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370396 (or 370392 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 50370728 is about 7097.2338273443. The cubic root of 50370728 is about 369.3114244832.

The spelling of 50370728 in words is "fifty million, three hundred seventy thousand, seven hundred twenty-eight".