1068223452 has 12 divisors (see below), whose sum is σ = 2492521416. Its totient is φ = 356074480.

The previous prime is 1068223423. The next prime is 1068223483. The reversal of 1068223452 is 2543228601.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1068223452² = 2282202686805592608, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44509299 + ... + 44509322.

It is an arithmetic number, because the mean of its divisors is an integer number (207710118).

Almost surely, 2^1068223452 is an apocalyptic number.

1068223452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1068223452 is an abundant number, since it is smaller than the sum of its proper divisors (1424297964).

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

1068223452 is a wasteful number, since it uses less digits than its factorization.

1068223452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89018628 (or 89018626 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 1068223452 is about 32683.6878580126. The cubic root of 1068223452 is about 1022.2427429315.

The spelling of 1068223452 in words is "one billion, sixty-eight million, two hundred twenty-three thousand, four hundred fifty-two".