9660072 has 16 divisors (see below), whose sum is σ = 24150240. Its totient is φ = 3220016.

The previous prime is 9660043. The next prime is 9660089. The reversal of 9660072 is 2700669.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201228 + ... + 201275.

It is an arithmetic number, because the mean of its divisors is an integer number (1509390).

Almost surely, 2^9660072 is an apocalyptic number.

It is an amenable number.

9660072 is an abundant number, since it is smaller than the sum of its proper divisors (14490168).

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

9660072 is a wasteful number, since it uses less digits than its factorization.

9660072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402512 (or 402508 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 9660072 is about 3108.0656363726. The cubic root of 9660072 is about 212.9740981089.

The spelling of 9660072 in words is "nine million, six hundred sixty thousand, seventy-two".