204240022 has 8 divisors (see below), whose sum is σ = 350125776. Its totient is φ = 87531432.

The previous prime is 204240007. The next prime is 204240031. The reversal of 204240022 is 220042402.

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 = 204239978 and 204240005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7294273 + ... + 7294300.

It is an arithmetic number, because the mean of its divisors is an integer number (43765722).

Almost surely, 2^204240022 is an apocalyptic number.

204240022 is a deficient number, since it is larger than the sum of its proper divisors (145885754).

204240022 is a wasteful number, since it uses less digits than its factorization.

204240022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14588582.

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 204240022 is about 14291.2568376613. The cubic root of 204240022 is about 588.9073159035.

Adding to 204240022 its reverse (220042402), we get a palindrome (424282424).

The spelling of 204240022 in words is "two hundred four million, two hundred forty thousand, twenty-two".