8304120 has 160 divisors (see below), whose sum is σ = 30579120. Its totient is φ = 2004480.

The previous prime is 8304103. The next prime is 8304133. The reversal of 8304120 is 214038.

It is a happy number.

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 = 8304093 and 8304102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 35524 + ... + 35756.

Almost surely, 2^8304120 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 8304120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15289560).

8304120 is an abundant number, since it is smaller than the sum of its proper divisors (22275000).

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

8304120 is a wasteful number, since it uses less digits than its factorization.

8304120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267 (or 254 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 8304120 is about 2881.6870059047. The cubic root of 8304120 is about 202.5028806175.

Adding to 8304120 its reverse (214038), we get a palindrome (8518158).

It can be divided in two parts, 830 and 4120, that added together give a triangular number (4950 = T₉₉).

The spelling of 8304120 in words is "eight million, three hundred four thousand, one hundred twenty".