502220194 has 16 divisors (see below), whose sum is σ = 861245568. Its totient is φ = 215163072.

The previous prime is 502220183. The next prime is 502220197. The reversal of 502220194 is 491022205.

It is a super-2 number, since 2×502220194² = 504450246522795272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (502220197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61347 + ... + 69049.

It is an arithmetic number, because the mean of its divisors is an integer number (53827848).

Almost surely, 2^502220194 is an apocalyptic number.

502220194 is a deficient number, since it is larger than the sum of its proper divisors (359025374).

502220194 is a wasteful number, since it uses less digits than its factorization.

502220194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12369.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 502220194 is about 22410.2698332706. The cubic root of 502220194 is about 794.8735708658.

Adding to 502220194 its reverse (491022205), we get a palindrome (993242399).

The spelling of 502220194 in words is "five hundred two million, two hundred twenty thousand, one hundred ninety-four".