304001140 has 48 divisors (see below), whose sum is σ = 711547200. Its totient is φ = 108421632.

The previous prime is 304001119. The next prime is 304001149. The reversal of 304001140 is 41100403.

It is a self number, because there is not a number n which added to its sum of digits gives 304001140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304001149) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 17070 + ... + 29989.

It is an arithmetic number, because the mean of its divisors is an integer number (14823900).

Almost surely, 2^304001140 is an apocalyptic number.

It is an amenable number.

304001140 is an abundant number, since it is smaller than the sum of its proper divisors (407546060).

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

304001140 is a wasteful number, since it uses less digits than its factorization.

304001140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47104 (or 47102 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 304001140 is about 17435.6284658741. The cubic root of 304001140 is about 672.3959218526.

Adding to 304001140 its reverse (41100403), we get a palindrome (345101543).

The spelling of 304001140 in words is "three hundred four million, one thousand, one hundred forty".