204226644 has 48 divisors (see below), whose sum is σ = 507439296. Its totient is φ = 63705600.

The previous prime is 204226621. The next prime is 204226681. The reversal of 204226644 is 446622402.

204226644 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34159 + ... + 39689.

It is an arithmetic number, because the mean of its divisors is an integer number (10571652).

Almost surely, 2^204226644 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204226644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (253719648).

204226644 is an abundant number, since it is smaller than the sum of its proper divisors (303212652).

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

204226644 is a wasteful number, since it uses less digits than its factorization.

204226644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5736 (or 5734 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

The square root of 204226644 is about 14290.7887815893. The cubic root of 204226644 is about 588.8944575453.

The spelling of 204226644 in words is "two hundred four million, two hundred twenty-six thousand, six hundred forty-four".