2639522212 has 12 divisors (see below), whose sum is σ = 4620107520. Its totient is φ = 1319491496.

The previous prime is 2639522201. The next prime is 2639522239. The reversal of 2639522212 is 2122259362.

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 3 ways as a sum of consecutive naturals, for example, 44512 + ... + 85207.

It is an arithmetic number, because the mean of its divisors is an integer number (385008960).

Almost surely, 2^2639522212 is an apocalyptic number.

It is an amenable number.

2639522212 is a deficient number, since it is larger than the sum of its proper divisors (1980585308).

2639522212 is a wasteful number, since it uses less digits than its factorization.

2639522212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134810 (or 134808 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

The square root of 2639522212 is about 51376.2806361068. The cubic root of 2639522212 is about 1382.0012642725.

The spelling of 2639522212 in words is "two billion, six hundred thirty-nine million, five hundred twenty-two thousand, two hundred twelve".