204142412 has 18 divisors (see below), whose sum is σ = 360893484. Its totient is φ = 101040400.

The previous prime is 204142391. The next prime is 204142423. The reversal of 204142412 is 214241402.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38303 + ... + 43305.

It is an arithmetic number, because the mean of its divisors is an integer number (20049638).

Almost surely, 2^204142412 is an apocalyptic number.

It is an amenable number.

204142412 is a deficient number, since it is larger than the sum of its proper divisors (156751072).

204142412 is a wasteful number, since it uses less digits than its factorization.

204142412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5209 (or 5106 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 204142412 is about 14287.8414044949. The cubic root of 204142412 is about 588.8134844686.

Adding to 204142412 its reverse (214241402), we get a palindrome (418383814).

The spelling of 204142412 in words is "two hundred four million, one hundred forty-two thousand, four hundred twelve".