1226360416 has 48 divisors (see below), whose sum is σ = 2561506416. Its totient is φ = 575963136.

The previous prime is 1226360413. The next prime is 1226360419. The reversal of 1226360416 is 6140636221.

It is an interprime number because it is at equal distance from previous prime (1226360413) and next prime (1226360419).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226360413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 311935 + ... + 315841.

It is an arithmetic number, because the mean of its divisors is an integer number (53364717).

Almost surely, 2^1226360416 is an apocalyptic number.

1226360416 is a gapful number since it is divisible by the number (16) 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 1226360416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1280753208).

1226360416 is an abundant number, since it is smaller than the sum of its proper divisors (1335146000).

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

1226360416 is a wasteful number, since it uses less digits than its factorization.

1226360416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4511 (or 4503 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 1226360416 is about 35019.4291215605. The cubic root of 1226360416 is about 1070.3834233064.

Adding to 1226360416 its reverse (6140636221), we get a palindrome (7366996637).

The spelling of 1226360416 in words is "one billion, two hundred twenty-six million, three hundred sixty thousand, four hundred sixteen".