50638556 has 12 divisors (see below), whose sum is σ = 88870992. Its totient is φ = 25246848.

The previous prime is 50638547. The next prime is 50638561. The reversal of 50638556 is 65583605.

50638556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16520 + ... + 19343.

It is an arithmetic number, because the mean of its divisors is an integer number (7405916).

Almost surely, 2^50638556 is an apocalyptic number.

It is an amenable number.

50638556 is a deficient number, since it is larger than the sum of its proper divisors (38232436).

50638556 is a wasteful number, since it uses less digits than its factorization.

50638556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36220 (or 36218 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 38.

The square root of 50638556 is about 7116.0772901930. The cubic root of 50638556 is about 369.9648274333.

The spelling of 50638556 in words is "fifty million, six hundred thirty-eight thousand, five hundred fifty-six".