304422072 has 16 divisors (see below), whose sum is σ = 761055240. Its totient is φ = 101474016.

The previous prime is 304422031. The next prime is 304422073. The reversal of 304422072 is 270224403.

304422072 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 12684253 = 304422072 / (3 + 0 + 4 + 4 + 2 + 2 + 0 + 7 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304422073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6342103 + ... + 6342150.

Almost surely, 2^304422072 is an apocalyptic number.

It is an amenable number.

304422072 is an abundant number, since it is smaller than the sum of its proper divisors (456633168).

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

304422072 is a wasteful number, since it uses less digits than its factorization.

304422072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12684262 (or 12684258 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 24.

The square root of 304422072 is about 17447.6953205860. The cubic root of 304422072 is about 672.7061207197.

Adding to 304422072 its reverse (270224403), we get a palindrome (574646475).

The spelling of 304422072 in words is "three hundred four million, four hundred twenty-two thousand, seventy-two".