50530240 has 28 divisors (see below), whose sum is σ = 120325896. Its totient is φ = 20211968.

The previous prime is 50530231. The next prime is 50530243. The reversal of 50530240 is 4203505.

It is a happy number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50530243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78634 + ... + 79273.

Almost surely, 2^50530240 is an apocalyptic number.

It is an amenable number.

50530240 is an abundant number, since it is smaller than the sum of its proper divisors (69795656).

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

50530240 is a wasteful number, since it uses less digits than its factorization.

50530240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157924 (or 157914 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 50530240 is about 7108.4625623267. The cubic root of 50530240 is about 369.7008538949.

Adding to 50530240 its reverse (4203505), we get a palindrome (54733745).

The spelling of 50530240 in words is "fifty million, five hundred thirty thousand, two hundred forty".