50501212 has 12 divisors (see below), whose sum is σ = 89252856. Its totient is φ = 25000400.

The previous prime is 50501177. The next prime is 50501219. The reversal of 50501212 is 21210505.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50501219) 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 3 ways as a sum of consecutive naturals, for example, 62098 + ... + 62905.

It is an arithmetic number, because the mean of its divisors is an integer number (7437738).

Almost surely, 2^50501212 is an apocalyptic number.

It is an amenable number.

50501212 is a deficient number, since it is larger than the sum of its proper divisors (38751644).

50501212 is a wasteful number, since it uses less digits than its factorization.

50501212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125108 (or 125106 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 50501212 is about 7106.4204772867. The cubic root of 50501212 is about 369.6300465787.

Adding to 50501212 its reverse (21210505), we get a palindrome (71711717).

The spelling of 50501212 in words is "fifty million, five hundred one thousand, two hundred twelve".