9709652 has 12 divisors (see below), whose sum is σ = 17991540. Its totient is φ = 4569216.

The previous prime is 9709639. The next prime is 9709663. The reversal of 9709652 is 2569079.

It can be written as a sum of positive squares in 2 ways, for example, as 7595536 + 2114116 = 2756^2 + 1454^2 .

It is a super-2 number, since 2×9709652² = 188554683922208, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71327 + ... + 71462.

It is an arithmetic number, because the mean of its divisors is an integer number (1499295).

Almost surely, 2^9709652 is an apocalyptic number.

It is an amenable number.

9709652 is a deficient number, since it is larger than the sum of its proper divisors (8281888).

9709652 is a wasteful number, since it uses less digits than its factorization.

9709652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142810 (or 142808 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 9709652 is about 3116.0314504189. The cubic root of 9709652 is about 213.3378373615.

The spelling of 9709652 in words is "nine million, seven hundred nine thousand, six hundred fifty-two".