9424428 has 24 divisors (see below), whose sum is σ = 23682288. Its totient is φ = 2899776.

The previous prime is 9424427. The next prime is 9424433. The reversal of 9424428 is 8244249.

It is not an unprimeable number, because it can be changed into a prime (9424427) 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 in 7 ways as a sum of consecutive naturals, for example, 30051 + ... + 30362.

It is an arithmetic number, because the mean of its divisors is an integer number (986762).

Almost surely, 2^9424428 is an apocalyptic number.

It is an amenable number.

9424428 is an abundant number, since it is smaller than the sum of its proper divisors (14257860).

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

9424428 is a wasteful number, since it uses less digits than its factorization.

9424428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60433 (or 60431 counting only the distinct ones).

The product of its digits is 18432, while the sum is 33.

The square root of 9424428 is about 3069.9231260734. The cubic root of 9424428 is about 211.2280875466.

The spelling of 9424428 in words is "nine million, four hundred twenty-four thousand, four hundred twenty-eight".