204749696 has 16 divisors (see below), whose sum is σ = 407900040. Its totient is φ = 102374784.

The previous prime is 204749669. The next prime is 204749711. The reversal of 204749696 is 696947402.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 204749696.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 799676 + ... + 799931.

Almost surely, 2^204749696 is an apocalyptic number.

It is an amenable number.

204749696 is a deficient number, since it is larger than the sum of its proper divisors (203150344).

204749696 is an equidigital number, since it uses as much as digits as its factorization.

204749696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1599621 (or 1599609 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 47.

The square root of 204749696 is about 14309.0773986306. The cubic root of 204749696 is about 589.3967750179.

The spelling of 204749696 in words is "two hundred four million, seven hundred forty-nine thousand, six hundred ninety-six".