1222710336 has 224 divisors, whose sum is σ = 3730752000. Its totient is φ = 392477184.

The previous prime is 1222710331. The next prime is 1222710427. The reversal of 1222710336 is 6330172221.

It is a super-2 number, since 2×1222710336² = 2990041131522465792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1222710331) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6830695 + ... + 6830873.

Almost surely, 2^1222710336 is an apocalyptic number.

1222710336 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 1222710336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1865376000).

1222710336 is an abundant number, since it is smaller than the sum of its proper divisors (2508041664).

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

1222710336 is a wasteful number, since it uses less digits than its factorization.

1222710336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326 (or 310 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 1222710336 is about 34967.2752155498. The cubic root of 1222710336 is about 1069.3204221190.

Adding to 1222710336 its reverse (6330172221), we get a palindrome (7552882557).

The spelling of 1222710336 in words is "one billion, two hundred twenty-two million, seven hundred ten thousand, three hundred thirty-six".