204443422 has 4 divisors (see below), whose sum is σ = 306665136. Its totient is φ = 102221710.

The previous prime is 204443399. The next prime is 204443429. The reversal of 204443422 is 224344402.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 224344402 = 2 ⋅112172201.

It is a super-2 number, since 2×204443422² = 83594225598140168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204443429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51110854 + ... + 51110857.

It is an arithmetic number, because the mean of its divisors is an integer number (76666284).

Almost surely, 2^204443422 is an apocalyptic number.

204443422 is a deficient number, since it is larger than the sum of its proper divisors (102221714).

204443422 is a wasteful number, since it uses less digits than its factorization.

204443422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102221713.

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 204443422 is about 14298.3713058516. The cubic root of 204443422 is about 589.1027461056.

Adding to 204443422 its reverse (224344402), we get a palindrome (428787824).

The spelling of 204443422 in words is "two hundred four million, four hundred forty-three thousand, four hundred twenty-two".