50921344 has 64 divisors (see below), whose sum is σ = 107614080. Its totient is φ = 23961600.

The previous prime is 50921329. The next prime is 50921359. The reversal of 50921344 is 44312905.

It is an interprime number because it is at equal distance from previous prime (50921329) and next prime (50921359).

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162532 + ... + 162844.

It is an arithmetic number, because the mean of its divisors is an integer number (1681470).

Almost surely, 2^50921344 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 50921344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53807040).

50921344 is an abundant number, since it is smaller than the sum of its proper divisors (56692736).

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

50921344 is a wasteful number, since it uses less digits than its factorization.

50921344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399 (or 387 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 50921344 is about 7135.9192820547. The cubic root of 50921344 is about 370.6522316090.

The spelling of 50921344 in words is "fifty million, nine hundred twenty-one thousand, three hundred forty-four".