1068668 has 6 divisors (see below), whose sum is σ = 1870176. Its totient is φ = 534332.

The previous prime is 1068631. The next prime is 1068677. The reversal of 1068668 is 8668601.

It is a super-2 number, since 2×1068668² = 2284102588448, 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 as a sum of consecutive naturals, namely, 133580 + ... + 133587.

It is an arithmetic number, because the mean of its divisors is an integer number (311696).

2^1068668 is an apocalyptic number.

It is an amenable number.

1068668 is a deficient number, since it is larger than the sum of its proper divisors (801508).

1068668 is a wasteful number, since it uses less digits than its factorization.

1068668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267171 (or 267169 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 1068668 is about 1033.7639962777. The cubic root of 1068668 is about 102.2384527543.

The spelling of 1068668 in words is "one million, sixty-eight thousand, six hundred sixty-eight".