9094428 has 72 divisors (see below), whose sum is σ = 26557440. Its totient is φ = 2570400.

The previous prime is 9094417. The next prime is 9094441. The reversal of 9094428 is 8244909.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 9094392 and 9094401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37933 + ... + 38171.

Almost surely, 2^9094428 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9094428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13278720).

9094428 is an abundant number, since it is smaller than the sum of its proper divisors (17463012).

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

9094428 is a wasteful number, since it uses less digits than its factorization.

9094428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407 (or 402 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 9094428 is about 3015.6969343752. The cubic root of 9094428 is about 208.7333274599.

The spelling of 9094428 in words is "nine million, ninety-four thousand, four hundred twenty-eight".