969617568 has 96 divisors (see below), whose sum is σ = 2605768704. Its totient is φ = 315608832.

The previous prime is 969617549. The next prime is 969617573. The reversal of 969617568 is 865716969.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 816271 + ... + 817457.

It is an arithmetic number, because the mean of its divisors is an integer number (27143424).

Almost surely, 2^969617568 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 969617568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1302884352).

969617568 is an abundant number, since it is smaller than the sum of its proper divisors (1636151136).

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

969617568 is a wasteful number, since it uses less digits than its factorization.

969617568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1394 (or 1386 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 57.

The square root of 969617568 is about 31138.6828237805. The cubic root of 969617568 is about 989.7681897822.

The spelling of 969617568 in words is "nine hundred sixty-nine million, six hundred seventeen thousand, five hundred sixty-eight".