204222064 has 40 divisors (see below), whose sum is σ = 401858208. Its totient is φ = 100531200.

The previous prime is 204222061. The next prime is 204222103. The reversal of 204222064 is 460222402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204222061) 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, 330684 + ... + 331300.

Almost surely, 2^204222064 is an apocalyptic number.

It is an amenable number.

204222064 is a deficient number, since it is larger than the sum of its proper divisors (197636144).

204222064 is a wasteful number, since it uses less digits than its factorization.

204222064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913 (or 907 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 204222064 is about 14290.6285376116. The cubic root of 204222064 is about 588.8900553172.

Adding to 204222064 its reverse (460222402), we get a palindrome (664444466).

The spelling of 204222064 in words is "two hundred four million, two hundred twenty-two thousand, sixty-four".