303604473 has 4 divisors (see below), whose sum is σ = 404805968. Its totient is φ = 202402980.

The previous prime is 303604459. The next prime is 303604481. The reversal of 303604473 is 374406303.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 374406303 = 3 ⋅124802101.

It is not a de Polignac number, because 303604473 - 2⁶ = 303604409 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 303604473.

It is not an unprimeable number, because it can be changed into a prime (303604423) 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 in 3 ways as a sum of consecutive naturals, for example, 50600743 + ... + 50600748.

It is an arithmetic number, because the mean of its divisors is an integer number (101201492).

Almost surely, 2^303604473 is an apocalyptic number.

It is an amenable number.

303604473 is a deficient number, since it is larger than the sum of its proper divisors (101201495).

303604473 is a wasteful number, since it uses less digits than its factorization.

303604473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101201494.

The product of its (nonzero) digits is 18144, while the sum is 30.

The square root of 303604473 is about 17424.2495677719. The cubic root of 303604473 is about 672.1033425075.

The spelling of 303604473 in words is "three hundred three million, six hundred four thousand, four hundred seventy-three".