50243040 has 288 divisors, whose sum is σ = 188225856. Its totient is φ = 12165120.

The previous prime is 50243023. The next prime is 50243057. The reversal of 50243040 is 4034205.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (50243023) and next prime (50243057).

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1225420 + ... + 1225460.

It is an arithmetic number, because the mean of its divisors is an integer number (653562).

Almost surely, 2^50243040 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 50243040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94112928).

50243040 is an abundant number, since it is smaller than the sum of its proper divisors (137982816).

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

50243040 is a wasteful number, since it uses less digits than its factorization.

50243040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122 (or 111 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 50243040 is about 7088.2325018301. The cubic root of 50243040 is about 368.9990966554. Note that the first 3 decimals are identical.

Adding to 50243040 its reverse (4034205), we get a palindrome (54277245).

The spelling of 50243040 in words is "fifty million, two hundred forty-three thousand, forty".