204010002 has 40 divisors (see below), whose sum is σ = 522441216. Its totient is φ = 58288248.

The previous prime is 204009947. The next prime is 204010019. The reversal of 204010002 is 200010402.

It is a Harshad number since it is a multiple of its sum of digits (9).

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 in 19 ways as a sum of consecutive naturals, for example, 88818 + ... + 91085.

Almost surely, 2^204010002 is an apocalyptic number.

204010002 is an abundant number, since it is smaller than the sum of its proper divisors (318431214).

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

204010002 is a wasteful number, since it uses less digits than its factorization.

204010002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179924 (or 179915 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 204010002 is about 14283.2069928290. The cubic root of 204010002 is about 588.6861523525.

Adding to 204010002 its reverse (200010402), we get a palindrome (404020404).

The spelling of 204010002 in words is "two hundred four million, ten thousand, two".