205012604 has 12 divisors (see below), whose sum is σ = 362471424. Its totient is φ = 101449344.

The previous prime is 205012601. The next prime is 205012607. The reversal of 205012604 is 406210502.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (205012601) and next prime (205012607).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205012601) 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, 263804 + ... + 264579.

It is an arithmetic number, because the mean of its divisors is an integer number (30205952).

Almost surely, 2^205012604 is an apocalyptic number.

It is an amenable number.

205012604 is a deficient number, since it is larger than the sum of its proper divisors (157458820).

205012604 is a wasteful number, since it uses less digits than its factorization.

205012604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528484 (or 528482 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 205012604 is about 14318.2612072835. The cubic root of 205012604 is about 589.6489379492.

The spelling of 205012604 in words is "two hundred five million, twelve thousand, six hundred four".