204961072 has 20 divisors (see below), whose sum is σ = 397374120. Its totient is φ = 102412928.

The previous prime is 204961063. The next prime is 204961079. The reversal of 204961072 is 270169402.

204961072 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (204961079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28428 + ... + 34900.

It is an arithmetic number, because the mean of its divisors is an integer number (19868706).

Almost surely, 2^204961072 is an apocalyptic number.

It is an amenable number.

204961072 is a deficient number, since it is larger than the sum of its proper divisors (192413048).

204961072 is a wasteful number, since it uses less digits than its factorization.

204961072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8460 (or 8454 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 204961072 is about 14316.4615740063. The cubic root of 204961072 is about 589.5995290596.

The spelling of 204961072 in words is "two hundred four million, nine hundred sixty-one thousand, seventy-two".