2005243532 has 12 divisors (see below), whose sum is σ = 3583839840. Its totient is φ = 981289296.

The previous prime is 2005243531. The next prime is 2005243543. The reversal of 2005243532 is 2353425002.

It is not an unprimeable number, because it can be changed into a prime (2005243531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5332907 + ... + 5333282.

It is an arithmetic number, because the mean of its divisors is an integer number (298653320).

Almost surely, 2^2005243532 is an apocalyptic number.

It is an amenable number.

2005243532 is a deficient number, since it is larger than the sum of its proper divisors (1578596308).

2005243532 is a wasteful number, since it uses less digits than its factorization.

2005243532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10666240 (or 10666238 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 2005243532 is about 44779.9456453444. The cubic root of 2005243532 is about 1261.0211617661.

Adding to 2005243532 its reverse (2353425002), we get a palindrome (4358668534).

The spelling of 2005243532 in words is "two billion, five million, two hundred forty-three thousand, five hundred thirty-two".