2217630764 has 12 divisors (see below), whose sum is σ = 3885037800. Its totient is φ = 1107619968.

The previous prime is 2217630757. The next prime is 2217630791. The reversal of 2217630764 is 4670367122.

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 3 ways as a sum of consecutive naturals, for example, 294674 + ... + 302105.

It is an arithmetic number, because the mean of its divisors is an integer number (323753150).

Almost surely, 2^2217630764 is an apocalyptic number.

It is an amenable number.

2217630764 is a deficient number, since it is larger than the sum of its proper divisors (1667407036).

2217630764 is a wasteful number, since it uses less digits than its factorization.

2217630764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597712 (or 597710 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 38.

The square root of 2217630764 is about 47091.7271290829. The cubic root of 2217630764 is about 1304.0565131329.

Adding to 2217630764 its reverse (4670367122), we get a palindrome (6887997886).

The spelling of 2217630764 in words is "two billion, two hundred seventeen million, six hundred thirty thousand, seven hundred sixty-four".