304425136 has 40 divisors (see below), whose sum is σ = 604322928. Its totient is φ = 148512000.

The previous prime is 304425101. The next prime is 304425139. The reversal of 304425136 is 631524403.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (304425139) 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, 126666 + ... + 129046.

Almost surely, 2^304425136 is an apocalyptic number.

It is an amenable number.

304425136 is a deficient number, since it is larger than the sum of its proper divisors (299897792).

304425136 is a wasteful number, since it uses less digits than its factorization.

304425136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2581 (or 2575 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 304425136 is about 17447.7831256581. The cubic root of 304425136 is about 672.7083776352.

Adding to 304425136 its reverse (631524403), we get a palindrome (935949539).

The spelling of 304425136 in words is "three hundred four million, four hundred twenty-five thousand, one hundred thirty-six".