2001453200 has 30 divisors (see below), whose sum is σ = 4808492274. Its totient is φ = 800581120.

The previous prime is 2001453199. The next prime is 2001453211. The reversal of 2001453200 is 23541002.

It can be written as a sum of positive squares in 3 ways, for example, as 338118544 + 1663334656 = 18388^2 + 40784^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2501417 + ... + 2502216.

Almost surely, 2^2001453200 is an apocalyptic number.

2001453200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2001453200 is an abundant number, since it is smaller than the sum of its proper divisors (2807039074).

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

2001453200 is a wasteful number, since it uses less digits than its factorization.

2001453200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5003651 (or 5003640 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 2001453200 is about 44737.6038696755. The cubic root of 2001453200 is about 1260.2261288950.

Adding to 2001453200 its reverse (23541002), we get a palindrome (2024994202).

The spelling of 2001453200 in words is "two billion, one million, four hundred fifty-three thousand, two hundred".