220204916 has 12 divisors (see below), whose sum is σ = 390237120. Its totient is φ = 108708600.

The previous prime is 220204913. The next prime is 220204939. The reversal of 220204916 is 619402022.

It is a super-3 number, since 3×220204916³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220204913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 348110 + ... + 348741.

It is an arithmetic number, because the mean of its divisors is an integer number (32519760).

Almost surely, 2^220204916 is an apocalyptic number.

It is an amenable number.

220204916 is a deficient number, since it is larger than the sum of its proper divisors (170032204).

220204916 is a wasteful number, since it uses less digits than its factorization.

220204916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696934 (or 696932 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 220204916 is about 14839.3030833661. The cubic root of 220204916 is about 603.8684456848.

Adding to 220204916 its reverse (619402022), we get a palindrome (839606938).

The spelling of 220204916 in words is "two hundred twenty million, two hundred four thousand, nine hundred sixteen".