204426612 has 48 divisors (see below), whose sum is σ = 570767680. Its totient is φ = 62900064.

The previous prime is 204426589. The next prime is 204426619. The reversal of 204426612 is 216624402.

204426612 is a `hidden beast` number, since 2 + 0 + 4 + 42 + 6 + 612 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204426619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71398 + ... + 74205.

Almost surely, 2^204426612 is an apocalyptic number.

It is an amenable number.

204426612 is an abundant number, since it is smaller than the sum of its proper divisors (366341068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204426612 is a wasteful number, since it uses less digits than its factorization.

204426612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145629 (or 145621 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 204426612 is about 14297.7834645794. The cubic root of 204426612 is about 589.0865996848.

The spelling of 204426612 in words is "two hundred four million, four hundred twenty-six thousand, six hundred twelve".