50421360 has 160 divisors (see below), whose sum is σ = 173560320. Its totient is φ = 12006400.

The previous prime is 50421331. The next prime is 50421367. The reversal of 50421360 is 6312405.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50421367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 187306 + ... + 187574.

It is an arithmetic number, because the mean of its divisors is an integer number (1084752).

Almost surely, 2^50421360 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 50421360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86780160).

50421360 is an abundant number, since it is smaller than the sum of its proper divisors (123138960).

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

50421360 is a wasteful number, since it uses less digits than its factorization.

50421360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367 (or 361 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 50421360 is about 7100.7999549347. The cubic root of 50421360 is about 369.4351253902.

Adding to 50421360 its reverse (6312405), we get a palindrome (56733765).

The spelling of 50421360 in words is "fifty million, four hundred twenty-one thousand, three hundred sixty".