2220501705 has 8 divisors (see below), whose sum is σ = 3552802752. Its totient is φ = 1184267568.

The previous prime is 2220501691. The next prime is 2220501749. The reversal of 2220501705 is 5071050222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2220501705 - 2⁹ = 2220501193 is a prime.

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, 74016709 + ... + 74016738.

It is an arithmetic number, because the mean of its divisors is an integer number (444100344).

Almost surely, 2^2220501705 is an apocalyptic number.

It is an amenable number.

2220501705 is a deficient number, since it is larger than the sum of its proper divisors (1332301047).

2220501705 is a wasteful number, since it uses less digits than its factorization.

2220501705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148033455.

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 2220501705 is about 47122.1997045978. The cubic root of 2220501705 is about 1304.6190135769.

Adding to 2220501705 its reverse (5071050222), we get a palindrome (7291551927).

The spelling of 2220501705 in words is "two billion, two hundred twenty million, five hundred one thousand, seven hundred five".