9500428 has 24 divisors (see below), whose sum is σ = 19079424. Its totient is φ = 4054800.

The previous prime is 9500419. The next prime is 9500431. The reversal of 9500428 is 8240059.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 9500396 and 9500405.

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 7 ways as a sum of consecutive naturals, for example, 8163 + ... + 9253.

It is an arithmetic number, because the mean of its divisors is an integer number (794976).

Almost surely, 2^9500428 is an apocalyptic number.

It is an amenable number.

9500428 is an abundant number, since it is smaller than the sum of its proper divisors (9578996).

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

9500428 is a wasteful number, since it uses less digits than its factorization.

9500428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1413 (or 1411 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 9500428 is about 3082.2764314707. The cubic root of 9500428 is about 211.7943597483.

The spelling of 9500428 in words is "nine million, five hundred thousand, four hundred twenty-eight".