2168289532 has 24 divisors (see below), whose sum is σ = 3815714672. Its totient is φ = 1078099200.

The previous prime is 2168289509. The next prime is 2168289553. The reversal of 2168289532 is 2359828612.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 983143 + ... + 985345.

Almost surely, 2^2168289532 is an apocalyptic number.

It is an amenable number.

2168289532 is a deficient number, since it is larger than the sum of its proper divisors (1647425140).

2168289532 is a wasteful number, since it uses less digits than its factorization.

2168289532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3469 (or 3467 counting only the distinct ones).

The product of its digits is 414720, while the sum is 46.

The square root of 2168289532 is about 46564.8959195658. The cubic root of 2168289532 is about 1294.3123378581.

The spelling of 2168289532 in words is "two billion, one hundred sixty-eight million, two hundred eighty-nine thousand, five hundred thirty-two".