1067668 has 24 divisors (see below), whose sum is σ = 2261952. Its totient is φ = 430464.

The previous prime is 1067653. The next prime is 1067669. The reversal of 1067668 is 8667601.

It is a super-2 number, since 2×1067668² = 2279829916448, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1067669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 646 + ... + 1597.

It is an arithmetic number, because the mean of its divisors is an integer number (94248).

2^1067668 is an apocalyptic number.

It is an amenable number.

1067668 is an abundant number, since it is smaller than the sum of its proper divisors (1194284).

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

1067668 is a wasteful number, since it uses less digits than its factorization.

1067668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2271 (or 2269 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 1067668 is about 1033.2802136884. The cubic root of 1067668 is about 102.2065531188.

The spelling of 1067668 in words is "one million, sixty-seven thousand, six hundred sixty-eight".