204648422 has 32 divisors (see below), whose sum is σ = 349221888. Its totient is φ = 89100000.

The previous prime is 204648421. The next prime is 204648461. The reversal of 204648422 is 224846402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204648421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67397 + ... + 70367.

It is an arithmetic number, because the mean of its divisors is an integer number (10913184).

Almost surely, 2^204648422 is an apocalyptic number.

204648422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

204648422 is a deficient number, since it is larger than the sum of its proper divisors (144573466).

204648422 is a wasteful number, since it uses less digits than its factorization.

204648422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3116.

The product of its (nonzero) digits is 24576, while the sum is 32.

The square root of 204648422 is about 14305.5381583497. The cubic root of 204648422 is about 589.2995825038.

The spelling of 204648422 in words is "two hundred four million, six hundred forty-eight thousand, four hundred twenty-two".