220340204 has 24 divisors (see below), whose sum is σ = 442286880. Its totient is φ = 94087296.

The previous prime is 220340203. The next prime is 220340209. The reversal of 220340204 is 402043022.

It is not an unprimeable number, because it can be changed into a prime (220340201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6449 + ... + 21960.

It is an arithmetic number, because the mean of its divisors is an integer number (18428620).

Almost surely, 2^220340204 is an apocalyptic number.

It is an amenable number.

220340204 is an abundant number, since it is smaller than the sum of its proper divisors (221946676).

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

220340204 is a wasteful number, since it uses less digits than its factorization.

220340204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28697 (or 28695 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 220340204 is about 14843.8608185337. The cubic root of 220340204 is about 603.9920872317.

Adding to 220340204 its reverse (402043022), we get a palindrome (622383226).

The spelling of 220340204 in words is "two hundred twenty million, three hundred forty thousand, two hundred four".