9304020 has 144 divisors (see below), whose sum is σ = 31868928. Its totient is φ = 2177280.

The previous prime is 9303967. The next prime is 9304027. The reversal of 9304020 is 204039.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 9303984 and 9304002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9304027) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 73197 + ... + 73323.

It is an arithmetic number, because the mean of its divisors is an integer number (221312).

Almost surely, 2^9304020 is an apocalyptic number.

9304020 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9304020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15934464).

9304020 is an abundant number, since it is smaller than the sum of its proper divisors (22564908).

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

9304020 is a wasteful number, since it uses less digits than its factorization.

9304020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190 (or 185 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 9304020 is about 3050.2491701499. The cubic root of 9304020 is about 210.3246678607.

Adding to 9304020 its reverse (204039), we get a palindrome (9508059).

It can be divided in two parts, 930 and 4020, that added together give a triangular number (4950 = T₉₉).

The spelling of 9304020 in words is "nine million, three hundred four thousand, twenty".