1226316056 has 16 divisors (see below), whose sum is σ = 2627820240. Its totient is φ = 525564000.

The previous prime is 1226316053. The next prime is 1226316059. The reversal of 1226316056 is 6506136221.

It is an interprime number because it is at equal distance from previous prime (1226316053) and next prime (1226316059).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226316053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10949195 + ... + 10949306.

It is an arithmetic number, because the mean of its divisors is an integer number (164238765).

Almost surely, 2^1226316056 is an apocalyptic number.

It is an amenable number.

1226316056 is an abundant number, since it is smaller than the sum of its proper divisors (1401504184).

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

1226316056 is a wasteful number, since it uses less digits than its factorization.

1226316056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21898514 (or 21898510 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 1226316056 is about 35018.7957531381. The cubic root of 1226316056 is about 1070.3705171546.

The spelling of 1226316056 in words is "one billion, two hundred twenty-six million, three hundred sixteen thousand, fifty-six".