50221672 has 32 divisors (see below), whose sum is σ = 100310400. Its totient is φ = 23490304.

The previous prime is 50221609. The next prime is 50221681. The reversal of 50221672 is 27612205.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23313 + ... + 25375.

It is an arithmetic number, because the mean of its divisors is an integer number (3134700).

Almost surely, 2^50221672 is an apocalyptic number.

It is an amenable number.

50221672 is a deficient number, since it is larger than the sum of its proper divisors (50088728).

50221672 is a wasteful number, since it uses less digits than its factorization.

50221672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2265 (or 2261 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 50221672 is about 7086.7250546356. The cubic root of 50221672 is about 368.9467783593.

Adding to 50221672 its reverse (27612205), we get a palindrome (77833877).

The spelling of 50221672 in words is "fifty million, two hundred twenty-one thousand, six hundred seventy-two".