1226105316 has 96 divisors (see below), whose sum is σ = 3225626880. Its totient is φ = 402734592.

The previous prime is 1226105291. The next prime is 1226105327. The reversal of 1226105316 is 6135016221.

1226105316 is a `hidden beast` number, since 12 + 2 + 610 + 5 + 31 + 6 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1226105316.

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 31 ways as a sum of consecutive naturals, for example, 2831436 + ... + 2831868.

It is an arithmetic number, because the mean of its divisors is an integer number (33600280).

Almost surely, 2^1226105316 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1226105316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1612813440).

1226105316 is an abundant number, since it is smaller than the sum of its proper divisors (1999521564).

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

1226105316 is a wasteful number, since it uses less digits than its factorization.

1226105316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770 (or 762 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 1226105316 is about 35015.7866683015. The cubic root of 1226105316 is about 1070.3091999533.

The spelling of 1226105316 in words is "one billion, two hundred twenty-six million, one hundred five thousand, three hundred sixteen".