304400120 has 16 divisors (see below), whose sum is σ = 684900360. Its totient is φ = 121760032.

The previous prime is 304400099. The next prime is 304400141. The reversal of 304400120 is 21004403.

It is an interprime number because it is at equal distance from previous prime (304400099) and next prime (304400141).

It is a junction number, because it is equal to n+sod(n) for n = 304400095 and 304400104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3804962 + ... + 3805041.

Almost surely, 2^304400120 is an apocalyptic number.

It is an amenable number.

304400120 is an abundant number, since it is smaller than the sum of its proper divisors (380500240).

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

304400120 is a wasteful number, since it uses less digits than its factorization.

304400120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7610014 (or 7610010 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 304400120 is about 17447.0662290254. The cubic root of 304400120 is about 672.6899506266.

Adding to 304400120 its reverse (21004403), we get a palindrome (325404523).

The spelling of 304400120 in words is "three hundred four million, four hundred thousand, one hundred twenty".