2002000452 has 12 divisors (see below), whose sum is σ = 4671334416. Its totient is φ = 667333480.

The previous prime is 2002000423. The next prime is 2002000453. The reversal of 2002000452 is 2540002002.

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

It is not an unprimeable number, because it can be changed into a prime (2002000453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83416674 + ... + 83416697.

It is an arithmetic number, because the mean of its divisors is an integer number (389277868).

Almost surely, 2^2002000452 is an apocalyptic number.

It is an amenable number.

2002000452 is an abundant number, since it is smaller than the sum of its proper divisors (2669333964).

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

2002000452 is a wasteful number, since it uses less digits than its factorization.

2002000452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166833378 (or 166833376 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 2002000452 is about 44743.7196933827. The cubic root of 2002000452 is about 1260.3409785155.

Adding to 2002000452 its reverse (2540002002), we get a palindrome (4542002454).

The spelling of 2002000452 in words is "two billion, two million, four hundred fifty-two", and thus it is an aban number.