651068 has 12 divisors (see below), whose sum is σ = 1243032. Its totient is φ = 295920.

The previous prime is 651067. The next prime is 651071. The reversal of 651068 is 860156.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (651067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7355 + ... + 7442.

It is an arithmetic number, because the mean of its divisors is an integer number (103586).

2⁶⁵¹⁰⁶⁸ is an apocalyptic number.

It is an amenable number.

651068 is a deficient number, since it is larger than the sum of its proper divisors (591964).

651068 is a wasteful number, since it uses less digits than its factorization.

651068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14812 (or 14810 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 651068 is about 806.8878484647. The cubic root of 651068 is about 86.6713278229.

The spelling of 651068 in words is "six hundred fifty-one thousand, sixty-eight".