1068649 has 8 divisors (see below), whose sum is σ = 1128960. Its totient is φ = 1009536.

The previous prime is 1068631. The next prime is 1068677. The reversal of 1068649 is 9468601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1068649 - 2¹⁷ = 937577 is a prime.

It is a super-2 number, since 2×1068649² = 2284021370402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1068619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1992 + ... + 2470.

It is an arithmetic number, because the mean of its divisors is an integer number (141120).

2^1068649 is an apocalyptic number.

It is an amenable number.

1068649 is a deficient number, since it is larger than the sum of its proper divisors (60311).

1068649 is an equidigital number, since it uses as much as digits as its factorization.

1068649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 1068649 is about 1033.7548065185. The cubic root of 1068649 is about 102.2378468468.

The spelling of 1068649 in words is "one million, sixty-eight thousand, six hundred forty-nine".