2206688072 has 32 divisors (see below), whose sum is σ = 4263046200. Its totient is φ = 1070344704.

The previous prime is 2206688059. The next prime is 2206688093. The reversal of 2206688072 is 2708866022.

It can be written as a sum of positive squares in 4 ways, for example, as 2005785796 + 200902276 = 44786^2 + 14174^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8498 + ... + 66974.

Almost surely, 2^2206688072 is an apocalyptic number.

It is an amenable number.

2206688072 is a deficient number, since it is larger than the sum of its proper divisors (2056358128).

2206688072 is a wasteful number, since it uses less digits than its factorization.

2206688072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58625 (or 58621 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 41.

The square root of 2206688072 is about 46975.3985826624. The cubic root of 2206688072 is about 1301.9080604230.

The spelling of 2206688072 in words is "two billion, two hundred six million, six hundred eighty-eight thousand, seventy-two".