9104021 has 16 divisors (see below), whose sum is σ = 10160640. Its totient is φ = 8118000.

The previous prime is 9103981. The next prime is 9104033. The reversal of 9104021 is 1204019.

It is a happy number.

9104021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 9104021 - 2¹⁰ = 9102997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9104321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36146 + ... + 36396.

It is an arithmetic number, because the mean of its divisors is an integer number (635040).

Almost surely, 2^9104021 is an apocalyptic number.

It is an amenable number.

9104021 is a deficient number, since it is larger than the sum of its proper divisors (1056619).

9104021 is a wasteful number, since it uses less digits than its factorization.

9104021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 9104021 is about 3017.2870264527. The cubic root of 9104021 is about 208.8066938176.

The spelling of 9104021 in words is "nine million, one hundred four thousand, twenty-one".