304560226 has 4 divisors (see below), whose sum is σ = 456840342. Its totient is φ = 152280112.

The previous prime is 304560211. The next prime is 304560229. The reversal of 304560226 is 622065403.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 264225025 + 40335201 = 16255^2 + 6351^2 .

It is a super-2 number, since 2×304560226² = 185513862522342152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 304560194 and 304560203.

It is not an unprimeable number, because it can be changed into a prime (304560229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76140055 + ... + 76140058.

Almost surely, 2^304560226 is an apocalyptic number.

304560226 is a deficient number, since it is larger than the sum of its proper divisors (152280116).

304560226 is a wasteful number, since it uses less digits than its factorization.

304560226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152280115.

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

The square root of 304560226 is about 17451.6539617310. The cubic root of 304560226 is about 672.8078686923.

The spelling of 304560226 in words is "three hundred four million, five hundred sixty thousand, two hundred twenty-six".