964796640 has 192 divisors, whose sum is σ = 3192763392. Its totient is φ = 244428800.

The previous prime is 964796627. The next prime is 964796647. The reversal of 964796640 is 46697469.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (964796647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3102085 + ... + 3102395.

It is an arithmetic number, because the mean of its divisors is an integer number (16628976).

Almost surely, 2^964796640 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 964796640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1596381696).

964796640 is an abundant number, since it is smaller than the sum of its proper divisors (2227966752).

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

964796640 is a wasteful number, since it uses less digits than its factorization.

964796640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633 (or 625 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 51.

The square root of 964796640 is about 31061.1757665417. The cubic root of 964796640 is about 988.1250913860.

The spelling of 964796640 in words is "nine hundred sixty-four million, seven hundred ninety-six thousand, six hundred forty".