303421004 has 6 divisors (see below), whose sum is σ = 530986764. Its totient is φ = 151710500.

The previous prime is 303421003. The next prime is 303421009. The reversal of 303421004 is 400124303.

303421004 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (303421003) 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 as a sum of consecutive naturals, namely, 37927622 + ... + 37927629.

It is an arithmetic number, because the mean of its divisors is an integer number (88497794).

Almost surely, 2^303421004 is an apocalyptic number.

It is an amenable number.

303421004 is a deficient number, since it is larger than the sum of its proper divisors (227565760).

303421004 is a wasteful number, since it uses less digits than its factorization.

303421004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75855255 (or 75855253 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 303421004 is about 17418.9840117040. The cubic root of 303421004 is about 671.9679306077.

Adding to 303421004 its reverse (400124303), we get a palindrome (703545307).

The spelling of 303421004 in words is "three hundred three million, four hundred twenty-one thousand, four".