2213636667 has 32 divisors (see below), whose sum is σ = 3398219520. Its totient is φ = 1267643520.

The previous prime is 2213636647. The next prime is 2213636681. The reversal of 2213636667 is 7666363122.

It is not a de Polignac number, because 2213636667 - 2⁷ = 2213636539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2213636647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 244473 + ... + 253365.

It is an arithmetic number, because the mean of its divisors is an integer number (106194360).

Almost surely, 2^2213636667 is an apocalyptic number.

2213636667 is a deficient number, since it is larger than the sum of its proper divisors (1184582853).

2213636667 is a wasteful number, since it uses less digits than its factorization.

2213636667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9323.

The product of its digits is 326592, while the sum is 42.

The square root of 2213636667 is about 47049.3003879973. The cubic root of 2213636667 is about 1303.2731458278.

Adding to 2213636667 its reverse (7666363122), we get a palindrome (9879999789).

The spelling of 2213636667 in words is "two billion, two hundred thirteen million, six hundred thirty-six thousand, six hundred sixty-seven".