50127840 has 144 divisors (see below), whose sum is σ = 195537888. Its totient is φ = 11455488.

The previous prime is 50127839. The next prime is 50127841. The reversal of 50127840 is 4872105.

It is an interprime number because it is at equal distance from previous prime (50127839) and next prime (50127841).

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50127841) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7594 + ... + 12566.

It is an arithmetic number, because the mean of its divisors is an integer number (1357902).

Almost surely, 2^50127840 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 50127840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97768944).

50127840 is an abundant number, since it is smaller than the sum of its proper divisors (145410048).

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

50127840 is a wasteful number, since it uses less digits than its factorization.

50127840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5001 (or 4990 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 50127840 is about 7080.1016941849. The cubic root of 50127840 is about 368.7168603753.

Adding to 50127840 its reverse (4872105), we get a palindrome (54999945).

The spelling of 50127840 in words is "fifty million, one hundred twenty-seven thousand, eight hundred forty".