1226113632 has 96 divisors (see below), whose sum is σ = 3592360800. Its totient is φ = 406854144.

The previous prime is 1226113597. The next prime is 1226113667. The reversal of 1226113632 is 2363116221.

1226113632 is a `hidden beast` number, since 1 + 2 + 26 + 1 + 1 + 3 + 632 = 666.

It is an interprime number because it is at equal distance from previous prime (1226113597) and next prime (1226113667).

It is a tau number, because it is divible by the number of its divisors (96).

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

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1226113596 and 1226113605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194758 + ... + 200954.

It is an arithmetic number, because the mean of its divisors is an integer number (37420425).

Almost surely, 2^1226113632 is an apocalyptic number.

1226113632 is a gapful number since it is divisible by the number (12) 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 1226113632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1796180400).

1226113632 is an abundant number, since it is smaller than the sum of its proper divisors (2366247168).

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

1226113632 is a wasteful number, since it uses less digits than its factorization.

1226113632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6445 (or 6431 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 1226113632 is about 35015.9054145398. The cubic root of 1226113632 is about 1070.3116197213.

Adding to 1226113632 its reverse (2363116221), we get a palindrome (3589229853).

The spelling of 1226113632 in words is "one billion, two hundred twenty-six million, one hundred thirteen thousand, six hundred thirty-two".