9028836 has 36 divisors (see below), whose sum is σ = 24167052. Its totient is φ = 2832384.

The previous prime is 9028807. The next prime is 9028847. The reversal of 9028836 is 6388209.

9028836 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 5788836 + 3240000 = 2406^2 + 1800^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 9028836.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6765 + ... + 7988.

It is an arithmetic number, because the mean of its divisors is an integer number (671307).

Almost surely, 2^9028836 is an apocalyptic number.

It is an amenable number.

9028836 is an abundant number, since it is smaller than the sum of its proper divisors (15138216).

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

9028836 is a wasteful number, since it uses less digits than its factorization.

9028836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14780 (or 14775 counting only the distinct ones).

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

The square root of 9028836 is about 3004.8021565487. The cubic root of 9028836 is about 208.2302984196.

The spelling of 9028836 in words is "nine million, twenty-eight thousand, eight hundred thirty-six".