50866944 has 72 divisors (see below), whose sum is σ = 136866240. Its totient is φ = 16770048.

The previous prime is 50866943. The next prime is 50866993. The reversal of 50866944 is 44966805.

It is a junction number, because it is equal to n+sod(n) for n = 50866896 and 50866905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50866943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81867 + ... + 82485.

It is an arithmetic number, because the mean of its divisors is an integer number (1900920).

Almost surely, 2^50866944 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50866944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68433120).

50866944 is an abundant number, since it is smaller than the sum of its proper divisors (85999296).

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

50866944 is a wasteful number, since it uses less digits than its factorization.

50866944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745 (or 731 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 50866944 is about 7132.1065611781. The cubic root of 50866944 is about 370.5201935519.

The spelling of 50866944 in words is "fifty million, eight hundred sixty-six thousand, nine hundred forty-four".