965216172 has 24 divisors (see below), whose sum is σ = 2254101696. Its totient is φ = 321462928.

The previous prime is 965216171. The next prime is 965216201. The reversal of 965216172 is 271612569.

It is a self number, because there is not a number n which added to its sum of digits gives 965216172.

It is not an unprimeable number, because it can be changed into a prime (965216171) 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, 19638 + ... + 48125.

It is an arithmetic number, because the mean of its divisors is an integer number (93920904).

Almost surely, 2^965216172 is an apocalyptic number.

It is an amenable number.

965216172 is an abundant number, since it is smaller than the sum of its proper divisors (1288885524).

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

965216172 is a wasteful number, since it uses less digits than its factorization.

965216172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68957 (or 68955 counting only the distinct ones).

The product of its digits is 45360, while the sum is 39.

The square root of 965216172 is about 31067.9283506319. The cubic root of 965216172 is about 988.2682960109.

The spelling of 965216172 in words is "nine hundred sixty-five million, two hundred sixteen thousand, one hundred seventy-two".