648982327 has 16 divisors (see below), whose sum is σ = 787482432. Its totient is φ = 522109440.

The previous prime is 648982309. The next prime is 648982333. The reversal of 648982327 is 723289846.

It is a de Polignac number, because none of the positive numbers 2^k-648982327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (648982307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37077 + ... + 51697.

It is an arithmetic number, because the mean of its divisors is an integer number (49217652).

Almost surely, 2^648982327 is an apocalyptic number.

648982327 is a deficient number, since it is larger than the sum of its proper divisors (138500105).

648982327 is a wasteful number, since it uses less digits than its factorization.

648982327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15018.

The product of its digits is 1161216, while the sum is 49.

The square root of 648982327 is about 25475.1315403866. The cubic root of 648982327 is about 865.7867932306.

The spelling of 648982327 in words is "six hundred forty-eight million, nine hundred eighty-two thousand, three hundred twenty-seven".