50645782 has 16 divisors (see below), whose sum is σ = 83043792. Its totient is φ = 22973920.

The previous prime is 50645767. The next prime is 50645789. The reversal of 50645782 is 28754605.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50645789) by changing a digit.

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, 10188 + ... + 14320.

It is an arithmetic number, because the mean of its divisors is an integer number (5190237).

Almost surely, 2^50645782 is an apocalyptic number.

50645782 is a deficient number, since it is larger than the sum of its proper divisors (32398010).

50645782 is a wasteful number, since it uses less digits than its factorization.

50645782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4703.

The product of its (nonzero) digits is 67200, while the sum is 37.

The square root of 50645782 is about 7116.5849956282. The cubic root of 50645782 is about 369.9824242930.

The spelling of 50645782 in words is "fifty million, six hundred forty-five thousand, seven hundred eighty-two".