2211147264 has 40 divisors (see below), whose sum is σ = 5890638600. Its totient is φ = 737048576.

The previous prime is 2211147259. The next prime is 2211147271. The reversal of 2211147264 is 4627411122.

It is a congruent number.

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, 718239 + ... + 721310.

It is an arithmetic number, because the mean of its divisors is an integer number (147265965).

Almost surely, 2^2211147264 is an apocalyptic number.

2211147264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2211147264 is an abundant number, since it is smaller than the sum of its proper divisors (3679491336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2211147264 is an equidigital number, since it uses as much as digits as its factorization.

2211147264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1439570 (or 1439554 counting only the distinct ones).

The product of its digits is 5376, while the sum is 30.

The square root of 2211147264 is about 47022.8376855332. The cubic root of 2211147264 is about 1302.7844192798.

Adding to 2211147264 its reverse (4627411122), we get a palindrome (6838558386).

The spelling of 2211147264 in words is "two billion, two hundred eleven million, one hundred forty-seven thousand, two hundred sixty-four".