2001332032 has 56 divisors (see below), whose sum is σ = 4544608640. Its totient is φ = 856604160.

The previous prime is 2001332029. The next prime is 2001332041. The reversal of 2001332032 is 2302331002.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 2001331997 and 2001332015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409282 + ... + 414142.

Almost surely, 2^2001332032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2001332032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2272304320).

2001332032 is an abundant number, since it is smaller than the sum of its proper divisors (2543276608).

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

2001332032 is an equidigital number, since it uses as much as digits as its factorization.

2001332032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5799 (or 5789 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 2001332032 is about 44736.2496416497. The cubic root of 2001332032 is about 1260.2006970136.

Adding to 2001332032 its reverse (2302331002), we get a palindrome (4303663034).

The spelling of 2001332032 in words is "two billion, one million, three hundred thirty-two thousand, thirty-two".