204372422 has 4 divisors (see below), whose sum is σ = 306558636. Its totient is φ = 102186210.

The previous prime is 204372409. The next prime is 204372437. The reversal of 204372422 is 224273402.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 224273402 = 2 ⋅112136701.

It is a junction number, because it is equal to n+sod(n) for n = 204372391 and 204372400.

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, 51093104 + ... + 51093107.

It is an arithmetic number, because the mean of its divisors is an integer number (76639659).

Almost surely, 2^204372422 is an apocalyptic number.

204372422 is a deficient number, since it is larger than the sum of its proper divisors (102186214).

204372422 is a wasteful number, since it uses less digits than its factorization.

204372422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102186213.

The product of its (nonzero) digits is 5376, while the sum is 26.

The square root of 204372422 is about 14295.8882899944. Note that the first 3 decimals coincide. The cubic root of 204372422 is about 589.0345428225.

The spelling of 204372422 in words is "two hundred four million, three hundred seventy-two thousand, four hundred twenty-two".