204030422 has 4 divisors (see below), whose sum is σ = 306045636. Its totient is φ = 102015210.

The previous prime is 204030419. The next prime is 204030433. The reversal of 204030422 is 224030402.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 204030422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51007604 + ... + 51007607.

It is an arithmetic number, because the mean of its divisors is an integer number (76511409).

Almost surely, 2^204030422 is an apocalyptic number.

204030422 is a deficient number, since it is larger than the sum of its proper divisors (102015214).

204030422 is a wasteful number, since it uses less digits than its factorization.

204030422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102015213.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 204030422 is about 14283.9218004020. The cubic root of 204030422 is about 588.7057928440.

Adding to 204030422 its reverse (224030402), we get a palindrome (428060824).

The spelling of 204030422 in words is "two hundred four million, thirty thousand, four hundred twenty-two".