648196 has 12 divisors (see below), whose sum is σ = 1140048. Its totient is φ = 322472.

The previous prime is 648191. The next prime is 648199. The reversal of 648196 is 691846.

It is not an unprimeable number, because it can be changed into a prime (648191) 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 3 ways as a sum of consecutive naturals, for example, 1155 + ... + 1621.

It is an arithmetic number, because the mean of its divisors is an integer number (95004).

2⁶⁴⁸¹⁹⁶ is an apocalyptic number.

It is an amenable number.

648196 is a deficient number, since it is larger than the sum of its proper divisors (491852).

648196 is a wasteful number, since it uses less digits than its factorization.

648196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818 (or 816 counting only the distinct ones).

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

The square root of 648196 is about 805.1062041743. The cubic root of 648196 is about 86.5436980586.

The spelling of 648196 in words is "six hundred forty-eight thousand, one hundred ninety-six".