204103040 has 32 divisors (see below), whose sum is σ = 487935360. Its totient is φ = 81640960.

The previous prime is 204103027. The next prime is 204103051. The reversal of 204103040 is 40301402.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 158816 + ... + 160095.

It is an arithmetic number, because the mean of its divisors is an integer number (15247980).

Almost surely, 2^204103040 is an apocalyptic number.

204103040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204103040 is an abundant number, since it is smaller than the sum of its proper divisors (283832320).

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

204103040 is an equidigital number, since it uses as much as digits as its factorization.

204103040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318930 (or 318918 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 204103040 is about 14286.4635232097. The cubic root of 204103040 is about 588.7756281264.

Adding to 204103040 its reverse (40301402), we get a palindrome (244404442).

The spelling of 204103040 in words is "two hundred four million, one hundred three thousand, forty".