50005240 has 32 divisors (see below), whose sum is σ = 115259760. Its totient is φ = 19513600.

The previous prime is 50005237. The next prime is 50005247. The reversal of 50005240 is 4250005.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50005247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13606 + ... + 16885.

Almost surely, 2^50005240 is an apocalyptic number.

It is an amenable number.

50005240 is an abundant number, since it is smaller than the sum of its proper divisors (65254520).

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

50005240 is a wasteful number, since it uses less digits than its factorization.

50005240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30543 (or 30539 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 16.

The square root of 50005240 is about 7071.4383261116. The cubic root of 50005240 is about 368.4160189645.

Adding to 50005240 its reverse (4250005), we get a palindrome (54255245).

The spelling of 50005240 in words is "fifty million, five thousand, two hundred forty".