204000022 has 8 divisors (see below), whose sum is σ = 312510816. Its totient is φ = 99829752.

The previous prime is 204000011. The next prime is 204000023. The reversal of 204000022 is 220000402.

It is a happy number.

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 = 203999972 and 204000008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204000023) 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, 1085013 + ... + 1085200.

It is an arithmetic number, because the mean of its divisors is an integer number (39063852).

Almost surely, 2^204000022 is an apocalyptic number.

204000022 is a deficient number, since it is larger than the sum of its proper divisors (108510794).

204000022 is a wasteful number, since it uses less digits than its factorization.

204000022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2170262.

The product of its (nonzero) digits is 32, while the sum is 10.

The square root of 204000022 is about 14282.8576272397. The cubic root of 204000022 is about 588.6765528499.

Adding to 204000022 its reverse (220000402), we get a palindrome (424000424).

The spelling of 204000022 in words is "two hundred four million, twenty-two", and thus it is an aban number.