964722668 has 24 divisors (see below), whose sum is σ = 2077864992. Its totient is φ = 381648384.

The previous prime is 964722637. The next prime is 964722677. The reversal of 964722668 is 866227469.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1324805 + ... + 1325532.

It is an arithmetic number, because the mean of its divisors is an integer number (86577708).

Almost surely, 2^964722668 is an apocalyptic number.

It is an amenable number.

964722668 is an abundant number, since it is smaller than the sum of its proper divisors (1113142324).

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

964722668 is a wasteful number, since it uses less digits than its factorization.

964722668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2650361 (or 2650359 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 50.

The square root of 964722668 is about 31059.9849967768. The cubic root of 964722668 is about 988.0998372014.

The spelling of 964722668 in words is "nine hundred sixty-four million, seven hundred twenty-two thousand, six hundred sixty-eight".