304224243040 has 48 divisors (see below), whose sum is σ = 719470337040. Its totient is φ = 121564311040.

The previous prime is 304224243013. The next prime is 304224243047. The reversal of 304224243040 is 40342422403.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304224243047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 823735 + ... + 1134454.

It is an arithmetic number, because the mean of its divisors is an integer number (14988965355).

Almost surely, 2^304224243040 is an apocalyptic number.

It is an amenable number.

304224243040 is an abundant number, since it is smaller than the sum of its proper divisors (415246094000).

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

304224243040 is a wasteful number, since it uses less digits than its factorization.

304224243040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1959175 (or 1959167 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 304224243040 its reverse (40342422403), we get a palindrome (344566665443).

The spelling of 304224243040 in words is "three hundred four billion, two hundred twenty-four million, two hundred forty-three thousand, forty".