2206323641 has 4 divisors (see below), whose sum is σ = 2206866000. Its totient is φ = 2205781284.

The previous prime is 2206323607. The next prime is 2206323649. The reversal of 2206323641 is 1463236022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2206323641 - 2⁶ = 2206323577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2206323649) 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, 265031 + ... + 273228.

It is an arithmetic number, because the mean of its divisors is an integer number (551716500).

Almost surely, 2^2206323641 is an apocalyptic number.

It is an amenable number.

2206323641 is a deficient number, since it is larger than the sum of its proper divisors (542359).

2206323641 is an equidigital number, since it uses as much as digits as its factorization.

2206323641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542358.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 2206323641 is about 46971.5194665874. The cubic root of 2206323641 is about 1301.8363871337.

Adding to 2206323641 its reverse (1463236022), we get a palindrome (3669559663).

The spelling of 2206323641 in words is "two billion, two hundred six million, three hundred twenty-three thousand, six hundred forty-one".