1226068632 has 144 divisors (see below), whose sum is σ = 3589340040. Its totient is φ = 377830656.

The previous prime is 1226068621. The next prime is 1226068643. The reversal of 1226068632 is 2368606221.

1226068632 is a `hidden beast` number, since 12 + 2 + 6 + 0 + 6 + 8 + 632 = 666.

It is an interprime number because it is at equal distance from previous prime (1226068621) and next prime (1226068643).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1117108 + ... + 1118204.

Almost surely, 2^1226068632 is an apocalyptic number.

1226068632 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 1226068632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1794670020).

1226068632 is an abundant number, since it is smaller than the sum of its proper divisors (2363271408).

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

1226068632 is a wasteful number, since it uses less digits than its factorization.

1226068632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190 (or 1164 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 1226068632 is about 35015.2628435087. The cubic root of 1226068632 is about 1070.2985256081.

The spelling of 1226068632 in words is "one billion, two hundred twenty-six million, sixty-eight thousand, six hundred thirty-two".