1222468464 has 160 divisors (see below), whose sum is σ = 3774758400. Its totient is φ = 340569600.

The previous prime is 1222468427. The next prime is 1222468483. The reversal of 1222468464 is 4648642221.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 674119 + ... + 675929.

It is an arithmetic number, because the mean of its divisors is an integer number (23592240).

Almost surely, 2^1222468464 is an apocalyptic number.

1222468464 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1222468464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1887379200).

1222468464 is an abundant number, since it is smaller than the sum of its proper divisors (2552289936).

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

1222468464 is a wasteful number, since it uses less digits than its factorization.

1222468464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1884 (or 1864 counting only the distinct ones).

The product of its digits is 147456, while the sum is 39.

The square root of 1222468464 is about 34963.8164964868. The cubic root of 1222468464 is about 1069.2499078094.

The spelling of 1222468464 in words is "one billion, two hundred twenty-two million, four hundred sixty-eight thousand, four hundred sixty-four".