305004022 has 8 divisors (see below), whose sum is σ = 458060400. Its totient is φ = 152317224.

The previous prime is 305003999. The next prime is 305004047. The reversal of 305004022 is 220400503.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 305003987 and 305004005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90322 + ... + 93637.

It is an arithmetic number, because the mean of its divisors is an integer number (57257550).

Almost surely, 2^305004022 is an apocalyptic number.

305004022 is a deficient number, since it is larger than the sum of its proper divisors (153056378).

305004022 is a wasteful number, since it uses less digits than its factorization.

305004022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184790.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 305004022 is about 17464.3643457184. The cubic root of 305004022 is about 673.1345085497.

Adding to 305004022 its reverse (220400503), we get a palindrome (525404525).

The spelling of 305004022 in words is "three hundred five million, four thousand, twenty-two".