1068340 has 48 divisors (see below), whose sum is σ = 2765952. Its totient is φ = 337536.

The previous prime is 1068329. The next prime is 1068343. The reversal of 1068340 is 438601.

It is a super-2 number, since 2×1068340² = 2282700711200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1068343) 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, 1527 + ... + 2113.

It is an arithmetic number, because the mean of its divisors is an integer number (57624).

2^1068340 is an apocalyptic number.

1068340 is a gapful number since it is divisible by the number (10) 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 1068340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1382976).

1068340 is an abundant number, since it is smaller than the sum of its proper divisors (1697612).

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

1068340 is a wasteful number, since it uses less digits than its factorization.

1068340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616 (or 614 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 1068340 is about 1033.6053405435. The cubic root of 1068340 is about 102.2279918679.

The spelling of 1068340 in words is "one million, sixty-eight thousand, three hundred forty".