2206280864 has 12 divisors (see below), whose sum is σ = 4343615514. Its totient is φ = 1103140416.

The previous prime is 2206280863. The next prime is 2206280903. The reversal of 2206280864 is 4680826022.

It can be written as a sum of positive squares in only one way, i.e., 2203363600 + 2917264 = 46940^2 + 1708^2 .

It is not an unprimeable number, because it can be changed into a prime (2206280863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34473107 + ... + 34473170.

Almost surely, 2^2206280864 is an apocalyptic number.

It is an amenable number.

2206280864 is a deficient number, since it is larger than the sum of its proper divisors (2137334650).

2206280864 is an equidigital number, since it uses as much as digits as its factorization.

2206280864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68946287 (or 68946279 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 38.

The square root of 2206280864 is about 46971.0641139840. The cubic root of 2206280864 is about 1301.8279735879.

The spelling of 2206280864 in words is "two billion, two hundred six million, two hundred eighty thousand, eight hundred sixty-four".