9404628 has 12 divisors (see below), whose sum is σ = 21944160. Its totient is φ = 3134872.

The previous prime is 9404609. The next prime is 9404641. The reversal of 9404628 is 8264049.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 391848 + ... + 391871.

It is an arithmetic number, because the mean of its divisors is an integer number (1828680).

Almost surely, 2^9404628 is an apocalyptic number.

It is an amenable number.

9404628 is an abundant number, since it is smaller than the sum of its proper divisors (12539532).

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

9404628 is a wasteful number, since it uses less digits than its factorization.

9404628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 783726 (or 783724 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 9404628 is about 3066.6965940569. The cubic root of 9404628 is about 211.0800591653.

The spelling of 9404628 in words is "nine million, four hundred four thousand, six hundred twenty-eight".