50563968 has 128 divisors (see below), whose sum is σ = 165419520. Its totient is φ = 13326336.

The previous prime is 50563957. The next prime is 50563973. The reversal of 50563968 is 86936505.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34221 + ... + 35667.

It is an arithmetic number, because the mean of its divisors is an integer number (1292340).

Almost surely, 2^50563968 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 50563968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82709760).

50563968 is an abundant number, since it is smaller than the sum of its proper divisors (114855552).

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

50563968 is a wasteful number, since it uses less digits than its factorization.

50563968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1484 (or 1472 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 42.

The square root of 50563968 is about 7110.8345501776. The cubic root of 50563968 is about 369.7830917595.

It can be divided in two parts, 50563 and 968, that multiplied together give a palindrome (48944984).

The spelling of 50563968 in words is "fifty million, five hundred sixty-three thousand, nine hundred sixty-eight".