9960428 has 12 divisors (see below), whose sum is σ = 17801952. Its totient is φ = 4874160.

The previous prime is 9960407. The next prime is 9960443. The reversal of 9960428 is 8240699.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 9960391 and 9960400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26303 + ... + 26678.

It is an arithmetic number, because the mean of its divisors is an integer number (1483496).

Almost surely, 2^9960428 is an apocalyptic number.

It is an amenable number.

9960428 is a deficient number, since it is larger than the sum of its proper divisors (7841524).

9960428 is a wasteful number, since it uses less digits than its factorization.

9960428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53032 (or 53030 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 9960428 is about 3156.0145753783. The cubic root of 9960428 is about 215.1589090204.

The spelling of 9960428 in words is "nine million, nine hundred sixty thousand, four hundred twenty-eight".