2001194832 has 160 divisors (see below), whose sum is σ = 6568468480. Its totient is φ = 510727680.

The previous prime is 2001194813. The next prime is 2001194837. The reversal of 2001194832 is 2384911002.

It is a self number, because there is not a number n which added to its sum of digits gives 2001194832.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001194837) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128019 + ... + 142797.

It is an arithmetic number, because the mean of its divisors is an integer number (41052928).

Almost surely, 2^2001194832 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 2001194832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3284234240).

2001194832 is an abundant number, since it is smaller than the sum of its proper divisors (4567273648).

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

2001194832 is a wasteful number, since it uses less digits than its factorization.

2001194832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14841 (or 14835 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 2001194832 is about 44734.7161832955. The cubic root of 2001194832 is about 1260.1718989457.

The spelling of 2001194832 in words is "two billion, one million, one hundred ninety-four thousand, eight hundred thirty-two".