1068833340 has 48 divisors (see below), whose sum is σ = 3325260960. Its totient is φ = 285022080.

The previous prime is 1068833317. The next prime is 1068833341. The reversal of 1068833340 is 433388601.

It is a happy number.

It is a super-2 number, since 2×1068833340² = 2284809417391111200, which contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 1068833295 and 1068833304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1068833341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 989121 + ... + 990200.

It is an arithmetic number, because the mean of its divisors is an integer number (69276270).

Almost surely, 2^1068833340 is an apocalyptic number.

1068833340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1068833340 is an abundant number, since it is smaller than the sum of its proper divisors (2256427620).

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

1068833340 is a wasteful number, since it uses less digits than its factorization.

1068833340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1979339 (or 1979331 counting only the distinct ones).

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

The square root of 1068833340 is about 32693.0166855248. The cubic root of 1068833340 is about 1022.4372512271.

The spelling of 1068833340 in words is "one billion, sixty-eight million, eight hundred thirty-three thousand, three hundred forty".