304066402 has 8 divisors (see below), whose sum is σ = 456193116. Its totient is φ = 152002032.

The previous prime is 304066397. The next prime is 304066409. The reversal of 304066402 is 204660403.

It can be written as a sum of positive squares in 2 ways, for example, as 290736601 + 13329801 = 17051^2 + 3651^2 .

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

It is not an unprimeable number, because it can be changed into a prime (304066409) 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, 453 + ... + 24664.

Almost surely, 2^304066402 is an apocalyptic number.

304066402 is a deficient number, since it is larger than the sum of its proper divisors (152126714).

304066402 is a wasteful number, since it uses less digits than its factorization.

304066402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31172.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 304066402 is about 17437.4998781362. The cubic root of 304066402 is about 672.4440343508. Note that the first 3 decimals are identical.

The spelling of 304066402 in words is "three hundred four million, sixty-six thousand, four hundred two".