204281004 has 12 divisors (see below), whose sum is σ = 476655704. Its totient is φ = 68093664.

The previous prime is 204280991. The next prime is 204281023. The reversal of 204281004 is 400182402.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8511697 + ... + 8511720.

Almost surely, 2^204281004 is an apocalyptic number.

It is an amenable number.

204281004 is an abundant number, since it is smaller than the sum of its proper divisors (272374700).

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

204281004 is a wasteful number, since it uses less digits than its factorization.

204281004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17023424 (or 17023422 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 204281004 is about 14292.6905794535. The cubic root of 204281004 is about 588.9467025449.

The spelling of 204281004 in words is "two hundred four million, two hundred eighty-one thousand, four".