1226293056 has 84 divisors (see below), whose sum is σ = 3531079552. Its totient is φ = 406888704.

The previous prime is 1226293039. The next prime is 1226293069. The reversal of 1226293056 is 6503926221.

1226293056 is a `hidden beast` number, since 1 + 22 + 629 + 3 + 0 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1226293056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123675 + ... + 133221.

Almost surely, 2^1226293056 is an apocalyptic number.

1226293056 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 1226293056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1765539776).

1226293056 is an abundant number, since it is smaller than the sum of its proper divisors (2304786496).

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

1226293056 is a wasteful number, since it uses less digits than its factorization.

1226293056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9788 (or 9775 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 1226293056 is about 35018.4673565249. The cubic root of 1226293056 is about 1070.3638253844.

The spelling of 1226293056 in words is "one billion, two hundred twenty-six million, two hundred ninety-three thousand, fifty-six".