2001435204 has 24 divisors (see below), whose sum is σ = 4722490080. Its totient is φ = 659648704.

The previous prime is 2001435187. The next prime is 2001435221. The reversal of 2001435204 is 4025341002.

It is an interprime number because it is at equal distance from previous prime (2001435187) and next prime (2001435221).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 935934 + ... + 938069.

It is an arithmetic number, because the mean of its divisors is an integer number (196770420).

Almost surely, 2^2001435204 is an apocalyptic number.

It is an amenable number.

2001435204 is an abundant number, since it is smaller than the sum of its proper divisors (2721054876).

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

2001435204 is a wasteful number, since it uses less digits than its factorization.

2001435204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1874099 (or 1874097 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 2001435204 is about 44737.4027408834. The cubic root of 2001435204 is about 1260.2223517898. Note that the first 3 decimals are identical.

Adding to 2001435204 its reverse (4025341002), we get a palindrome (6026776206).

The spelling of 2001435204 in words is "two billion, one million, four hundred thirty-five thousand, two hundred four".