9660531 has 8 divisors (see below), whose sum is σ = 13558720. Its totient is φ = 6101352.

The previous prime is 9660487. The next prime is 9660533. The reversal of 9660531 is 1350669.

It is a happy number.

9660531 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9660531 - 2⁶ = 9660467 is a prime.

It is a super-2 number, since 2×9660531² = 186651718403922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9660533) 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, 84685 + ... + 84798.

It is an arithmetic number, because the mean of its divisors is an integer number (1694840).

Almost surely, 2^9660531 is an apocalyptic number.

9660531 is a deficient number, since it is larger than the sum of its proper divisors (3898189).

9660531 is a wasteful number, since it uses less digits than its factorization.

9660531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169505.

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 9660531 is about 3108.1394756349. The cubic root of 9660531 is about 212.9774712226.

The spelling of 9660531 in words is "nine million, six hundred sixty thousand, five hundred thirty-one".