9940928 has 14 divisors (see below), whose sum is σ = 19726656. Its totient is φ = 4970432.

The previous prime is 9940927. The next prime is 9940951. The reversal of 9940928 is 8290499.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9940927) by changing a digit.

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 as a sum of consecutive naturals, namely, 77600 + ... + 77727.

Almost surely, 2^9940928 is an apocalyptic number.

It is an amenable number.

9940928 is a deficient number, since it is larger than the sum of its proper divisors (9785728).

9940928 is a wasteful number, since it uses less digits than its factorization.

9940928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155339 (or 155329 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 9940928 is about 3152.9237225153. The cubic root of 9940928 is about 215.0184083751.

The spelling of 9940928 in words is "nine million, nine hundred forty thousand, nine hundred twenty-eight".