204040022 has 8 divisors (see below), whose sum is σ = 306147000. Its totient is φ = 101991024.

The previous prime is 204040021. The next prime is 204040051. The reversal of 204040022 is 220040402.

It is a happy number.

204040022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 204039979 and 204040006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204040021) 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, 4247 + ... + 20642.

It is an arithmetic number, because the mean of its divisors is an integer number (38268375).

Almost surely, 2^204040022 is an apocalyptic number.

204040022 is a deficient number, since it is larger than the sum of its proper divisors (102106978).

204040022 is a wasteful number, since it uses less digits than its factorization.

204040022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28990.

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 204040022 is about 14284.2578386138. The cubic root of 204040022 is about 588.7150259230.

Adding to 204040022 its reverse (220040402), we get a palindrome (424080424).

The spelling of 204040022 in words is "two hundred four million, forty thousand, twenty-two".