664348962 has 16 divisors (see below), whose sum is σ = 1337499072. Its totient is φ = 219982800.

The previous prime is 664348961. The next prime is 664348969. The reversal of 664348962 is 269843466.

It is not an unprimeable number, because it can be changed into a prime (664348961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 365733 + ... + 367544.

It is an arithmetic number, because the mean of its divisors is an integer number (83593692).

Almost surely, 2^664348962 is an apocalyptic number.

664348962 is an abundant number, since it is smaller than the sum of its proper divisors (673150110).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

664348962 is a wasteful number, since it uses less digits than its factorization.

664348962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733433.

The product of its digits is 1492992, while the sum is 48.

The square root of 664348962 is about 25774.9677400380. The cubic root of 664348962 is about 872.5669385402.

The spelling of 664348962 in words is "six hundred sixty-four million, three hundred forty-eight thousand, nine hundred sixty-two".