648326 has 8 divisors (see below), whose sum is σ = 1111440. Its totient is φ = 277848.

The previous prime is 648317. The next prime is 648331. The reversal of 648326 is 623846.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23141 + ... + 23168.

It is an arithmetic number, because the mean of its divisors is an integer number (138930).

2⁶⁴⁸³²⁶ is an apocalyptic number.

648326 is a deficient number, since it is larger than the sum of its proper divisors (463114).

648326 is a wasteful number, since it uses less digits than its factorization.

648326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46318.

The product of its digits is 6912, while the sum is 29.

The square root of 648326 is about 805.1869348170. The cubic root of 648326 is about 86.5494833091.

The spelling of 648326 in words is "six hundred forty-eight thousand, three hundred twenty-six".