50443986 has 8 divisors (see below), whose sum is σ = 100887984. Its totient is φ = 16814660.

The previous prime is 50443979. The next prime is 50443999. The reversal of 50443986 is 68934405.

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

50443986 is an admirable number.

It is a Curzon number.

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, 4203660 + ... + 4203671.

It is an arithmetic number, because the mean of its divisors is an integer number (12610998).

Almost surely, 2^50443986 is an apocalyptic number.

50443986 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50443986 is a wasteful number, since it uses less digits than its factorization.

50443986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8407336.

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 50443986 is about 7102.3929770184. The cubic root of 50443986 is about 369.4903770345.

The spelling of 50443986 in words is "fifty million, four hundred forty-three thousand, nine hundred eighty-six".