300220402 has 4 divisors (see below), whose sum is σ = 450330606. Its totient is φ = 150110200.

The previous prime is 300220397. The next prime is 300220421. The reversal of 300220402 is 204022003.

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., 274929561 + 25290841 = 16581^2 + 5029^2 .

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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 as a sum of consecutive naturals, namely, 75055099 + ... + 75055102.

Almost surely, 2^300220402 is an apocalyptic number.

300220402 is a deficient number, since it is larger than the sum of its proper divisors (150110204).

300220402 is a wasteful number, since it uses less digits than its factorization.

300220402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150110203.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 300220402 is about 17326.8693652373. The cubic root of 300220402 is about 669.5968481305.

Adding to 300220402 its reverse (204022003), we get a palindrome (504242405).

The spelling of 300220402 in words is "three hundred million, two hundred twenty thousand, four hundred two".