1068728036 has 24 divisors (see below), whose sum is σ = 1969759680. Its totient is φ = 505969632.

The previous prime is 1068728029. The next prime is 1068728041. The reversal of 1068728036 is 6308278601.

It is a happy number.

It is a super-2 number, since 2×1068728036² = 2284359229864834592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1068727984 and 1068728002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 281825 + ... + 285591.

It is an arithmetic number, because the mean of its divisors is an integer number (82073320).

Almost surely, 2^1068728036 is an apocalyptic number.

It is an amenable number.

1068728036 is a deficient number, since it is larger than the sum of its proper divisors (901031644).

1068728036 is a wasteful number, since it uses less digits than its factorization.

1068728036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7523 (or 7521 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 1068728036 is about 32691.4061490172. The cubic root of 1068728036 is about 1022.4036724753.

The spelling of 1068728036 in words is "one billion, sixty-eight million, seven hundred twenty-eight thousand, thirty-six".