50441778 has 40 divisors (see below), whose sum is σ = 114162048. Its totient is φ = 16645176.

The previous prime is 50441777. The next prime is 50441779. The reversal of 50441778 is 87714405.

It is an interprime number because it is at equal distance from previous prime (50441777) and next prime (50441779).

It is not an unprimeable number, because it can be changed into a prime (50441773) 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 19 ways as a sum of consecutive naturals, for example, 15175 + ... + 18197.

Almost surely, 2^50441778 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50441778, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57081024).

50441778 is an abundant number, since it is smaller than the sum of its proper divisors (63720270).

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

50441778 is a wasteful number, since it uses less digits than its factorization.

50441778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3140 (or 3131 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 36.

The square root of 50441778 is about 7102.2375347492. The cubic root of 50441778 is about 369.4849859283.

The spelling of 50441778 in words is "fifty million, four hundred forty-one thousand, seven hundred seventy-eight".