1000204320 has 96 divisors (see below), whose sum is σ = 3160104192. Its totient is φ = 265920512.

The previous prime is 1000204277. The next prime is 1000204351. The reversal of 1000204320 is 234020001.

1000204320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1000204296 and 1000204305.

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, 166489 + ... + 172391.

It is an arithmetic number, because the mean of its divisors is an integer number (32917752).

Almost surely, 2^1000204320 is an apocalyptic number.

1000204320 is a gapful number since it is divisible by the number (10) 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 1000204320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1580052096).

1000204320 is an abundant number, since it is smaller than the sum of its proper divisors (2159899872).

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

1000204320 is a wasteful number, since it uses less digits than its factorization.

1000204320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6274 (or 6266 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 1000204320 is about 31626.0070195401. The cubic root of 1000204320 is about 1000.0681020287.

Adding to 1000204320 its reverse (234020001), we get a palindrome (1234224321).

The spelling of 1000204320 in words is "one billion, two hundred four thousand, three hundred twenty".