2002312432 has 20 divisors (see below), whose sum is σ = 3880184440. Its totient is φ = 1000974528.

The previous prime is 2002312421. The next prime is 2002312457. The reversal of 2002312432 is 2342132002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143794 + ... + 157102.

It is an arithmetic number, because the mean of its divisors is an integer number (194009222).

Almost surely, 2^2002312432 is an apocalyptic number.

It is an amenable number.

2002312432 is a deficient number, since it is larger than the sum of its proper divisors (1877872008).

2002312432 is a wasteful number, since it uses less digits than its factorization.

2002312432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22720 (or 22714 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2002312432 is about 44747.2058569024. The cubic root of 2002312432 is about 1260.4064431620.

Adding to 2002312432 its reverse (2342132002), we get a palindrome (4344444434).

The spelling of 2002312432 in words is "two billion, two million, three hundred twelve thousand, four hundred thirty-two".