2220066739 has 8 divisors (see below), whose sum is σ = 2441908080. Its totient is φ = 2018241280.

The previous prime is 2220066733. The next prime is 2220066749. The reversal of 2220066739 is 9376600222.

It is not a de Polignac number, because 2220066739 - 2⁵ = 2220066707 is a prime.

It is a super-2 number, since 2×2220066739² = 9857392651228188242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2220066698 and 2220066707.

It is not an unprimeable number, because it can be changed into a prime (2220066733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 832654 + ... + 835315.

It is an arithmetic number, because the mean of its divisors is an integer number (305238510).

Almost surely, 2^2220066739 is an apocalyptic number.

2220066739 is a deficient number, since it is larger than the sum of its proper divisors (221841341).

2220066739 is an equidigital number, since it uses as much as digits as its factorization.

2220066739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1668002 (or 1667980 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 2220066739 is about 47117.5841804310. The cubic root of 2220066739 is about 1304.5338223234.

The spelling of 2220066739 in words is "two billion, two hundred twenty million, sixty-six thousand, seven hundred thirty-nine".