969651216 has 40 divisors (see below), whose sum is σ = 2783259360. Its totient is φ = 323216928.

The previous prime is 969651203. The next prime is 969651217. The reversal of 969651216 is 612156969.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (969651217) 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, 1121850 + ... + 1122713.

It is an arithmetic number, because the mean of its divisors is an integer number (69581484).

Almost surely, 2^969651216 is an apocalyptic number.

It is an amenable number.

969651216 is an abundant number, since it is smaller than the sum of its proper divisors (1813608144).

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

969651216 is a wasteful number, since it uses less digits than its factorization.

969651216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2244580 (or 2244568 counting only the distinct ones).

The product of its digits is 174960, while the sum is 45.

The square root of 969651216 is about 31139.2231116963. The cubic root of 969651216 is about 989.7796387410.

The spelling of 969651216 in words is "nine hundred sixty-nine million, six hundred fifty-one thousand, two hundred sixteen".