50202040 has 64 divisors (see below), whose sum is σ = 132269760. Its totient is φ = 16788480.

The previous prime is 50202013. The next prime is 50202049. The reversal of 50202040 is 4020205.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 50202040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50202049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9294 + ... + 13666.

It is an arithmetic number, because the mean of its divisors is an integer number (2066715).

Almost surely, 2^50202040 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 50202040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66134880).

50202040 is an abundant number, since it is smaller than the sum of its proper divisors (82067720).

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

50202040 is a wasteful number, since it uses less digits than its factorization.

50202040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4432 (or 4428 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 13.

The square root of 50202040 is about 7085.3397942512. The cubic root of 50202040 is about 368.8986974752.

Adding to 50202040 its reverse (4020205), we get a palindrome (54222245).

The spelling of 50202040 in words is "fifty million, two hundred two thousand, forty".