2006531164 has 48 divisors (see below), whose sum is σ = 3962931840. Its totient is φ = 880925760.

The previous prime is 2006531159. The next prime is 2006531167. The reversal of 2006531164 is 4611356002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2006531167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221859 + ... + 230725.

It is an arithmetic number, because the mean of its divisors is an integer number (82561080).

Almost surely, 2^2006531164 is an apocalyptic number.

It is an amenable number.

2006531164 is a deficient number, since it is larger than the sum of its proper divisors (1956400676).

2006531164 is a wasteful number, since it uses less digits than its factorization.

2006531164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9058 (or 9056 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 2006531164 is about 44794.3206667988. The cubic root of 2006531164 is about 1261.2910182280.

Adding to 2006531164 its reverse (4611356002), we get a palindrome (6617887166).

The spelling of 2006531164 in words is "two billion, six million, five hundred thirty-one thousand, one hundred sixty-four".