50221242 has 32 divisors (see below), whose sum is σ = 112291200. Its totient is φ = 16637184.

The previous prime is 50221231. The next prime is 50221319. The reversal of 50221242 is 24212205.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6234 + ... + 11802.

It is an arithmetic number, because the mean of its divisors is an integer number (3509100).

Almost surely, 2^50221242 is an apocalyptic number.

50221242 is an abundant number, since it is smaller than the sum of its proper divisors (62069958).

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

50221242 is a wasteful number, since it uses less digits than its factorization.

50221242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5747 (or 5741 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 50221242 is about 7086.6947161565. The cubic root of 50221242 is about 368.9457253771.

Adding to 50221242 its reverse (24212205), we get a palindrome (74433447).

The spelling of 50221242 in words is "fifty million, two hundred twenty-one thousand, two hundred forty-two".