2122270464 has 36 divisors (see below), whose sum is σ = 5648336456. Its totient is φ = 707423232.

The previous prime is 2122270441. The next prime is 2122270483. The reversal of 2122270464 is 4640722212.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1380919 + ... + 1382454.

Almost surely, 2^2122270464 is an apocalyptic number.

2122270464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2122270464 is an abundant number, since it is smaller than the sum of its proper divisors (3526065992).

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

2122270464 is an equidigital number, since it uses as much as digits as its factorization.

2122270464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2763392 (or 2763378 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 30.

The square root of 2122270464 is about 46068.1067985217. The cubic root of 2122270464 is about 1285.0900962835.

Adding to 2122270464 its reverse (4640722212), we get a palindrome (6762992676).

The spelling of 2122270464 in words is "two billion, one hundred twenty-two million, two hundred seventy thousand, four hundred sixty-four".