50816638 has 8 divisors (see below), whose sum is σ = 80708832. Its totient is φ = 23913696.

The previous prime is 50816627. The next prime is 50816639. The reversal of 50816638 is 83661805.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 50816597 and 50816606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50816639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 747270 + ... + 747337.

It is an arithmetic number, because the mean of its divisors is an integer number (10088604).

Almost surely, 2^50816638 is an apocalyptic number.

50816638 is a deficient number, since it is larger than the sum of its proper divisors (29892194).

50816638 is a wasteful number, since it uses less digits than its factorization.

50816638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1494626.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 50816638 is about 7128.5789607747. The cubic root of 50816638 is about 370.3980085244.

The spelling of 50816638 in words is "fifty million, eight hundred sixteen thousand, six hundred thirty-eight".