6468628 has 12 divisors (see below), whose sum is σ = 11342772. Its totient is φ = 3227840.

The previous prime is 6468617. The next prime is 6468629. The reversal of 6468628 is 8268646.

It can be written as a sum of positive squares in 2 ways, for example, as 2396304 + 4072324 = 1548^2 + 2018^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6468629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1158 + ... + 3778.

It is an arithmetic number, because the mean of its divisors is an integer number (945231).

Almost surely, 2^6468628 is an apocalyptic number.

It is an amenable number.

6468628 is a deficient number, since it is larger than the sum of its proper divisors (4874144).

6468628 is a wasteful number, since it uses less digits than its factorization.

6468628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3242 (or 3240 counting only the distinct ones).

The product of its digits is 110592, while the sum is 40.

The square root of 6468628 is about 2543.3497596674. The cubic root of 6468628 is about 186.3248264722.

The spelling of 6468628 in words is "six million, four hundred sixty-eight thousand, six hundred twenty-eight".