2001355192 has 64 divisors (see below), whose sum is σ = 4206232800. Its totient is φ = 888115200.

The previous prime is 2001355183. The next prime is 2001355217. The reversal of 2001355192 is 2915531002.

It is a self number, because there is not a number n which added to its sum of digits gives 2001355192.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163692 + ... + 175492.

Almost surely, 2^2001355192 is an apocalyptic number.

It is an amenable number.

2001355192 is an abundant number, since it is smaller than the sum of its proper divisors (2204877608).

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

2001355192 is a wasteful number, since it uses less digits than its factorization.

2001355192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11896 (or 11892 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 2001355192 is about 44736.5084913877. The cubic root of 2001355192 is about 1260.2055581319.

Adding to 2001355192 its reverse (2915531002), we get a palindrome (4916886194).

The spelling of 2001355192 in words is "two billion, one million, three hundred fifty-five thousand, one hundred ninety-two".