204674480 has 80 divisors (see below), whose sum is σ = 488566944. Its totient is φ = 79718400.

The previous prime is 204674473. The next prime is 204674497. The reversal of 204674480 is 84476402.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 204674480.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 589667 + ... + 590013.

Almost surely, 2^204674480 is an apocalyptic number.

204674480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204674480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (244283472).

204674480 is an abundant number, since it is smaller than the sum of its proper divisors (283892464).

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

204674480 is a wasteful number, since it uses less digits than its factorization.

204674480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534 (or 528 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 35.

The square root of 204674480 is about 14306.4488955156. The cubic root of 204674480 is about 589.3245933927.

The spelling of 204674480 in words is "two hundred four million, six hundred seventy-four thousand, four hundred eighty".