664667096 has 32 divisors (see below), whose sum is σ = 1274616000. Its totient is φ = 324834336.

The previous prime is 664667089. The next prime is 664667099. The reversal of 664667096 is 690766466.

It is a happy number.

664667096 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (664667099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80555 + ... + 88421.

It is an arithmetic number, because the mean of its divisors is an integer number (39831750).

Almost surely, 2^664667096 is an apocalyptic number.

It is an amenable number.

664667096 is a deficient number, since it is larger than the sum of its proper divisors (609948904).

664667096 is a wasteful number, since it uses less digits than its factorization.

664667096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8111 (or 8107 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 50.

The square root of 664667096 is about 25781.1383767281. The cubic root of 664667096 is about 872.7061971368.

The spelling of 664667096 in words is "six hundred sixty-four million, six hundred sixty-seven thousand, ninety-six".