2221476079 has 4 divisors (see below), whose sum is σ = 2263390776. Its totient is φ = 2179561384.

The previous prime is 2221476077. The next prime is 2221476097. The reversal of 2221476079 is 9706741222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2221476079 - 2¹ = 2221476077 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221476077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20957269 + ... + 20957374.

It is an arithmetic number, because the mean of its divisors is an integer number (565847694).

Almost surely, 2^2221476079 is an apocalyptic number.

2221476079 is a deficient number, since it is larger than the sum of its proper divisors (41914697).

2221476079 is an equidigital number, since it uses as much as digits as its factorization.

2221476079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41914696.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 2221476079 is about 47132.5373706954. The cubic root of 2221476079 is about 1304.8098114423.

The spelling of 2221476079 in words is "two billion, two hundred twenty-one million, four hundred seventy-six thousand, seventy-nine".