9689772 has 24 divisors (see below), whose sum is σ = 23800000. Its totient is φ = 3059856.

The previous prime is 9689767. The next prime is 9689891. The reversal of 9689772 is 2779869.

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 7 ways as a sum of consecutive naturals, for example, 21022 + ... + 21477.

Almost surely, 2^9689772 is an apocalyptic number.

It is an amenable number.

9689772 is an abundant number, since it is smaller than the sum of its proper divisors (14110228).

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

9689772 is a wasteful number, since it uses less digits than its factorization.

9689772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42525 (or 42523 counting only the distinct ones).

The product of its digits is 381024, while the sum is 48.

The square root of 9689772 is about 3112.8398609630. The cubic root of 9689772 is about 213.1921385586.

Subtracting from 9689772 its reverse (2779869), we obtain a triangular number (6909903 = T₃₇₁₇).

It can be divided in two parts, 96897 and 72, that added together give a palindrome (96969).

The spelling of 9689772 in words is "nine million, six hundred eighty-nine thousand, seven hundred seventy-two".