300421402 has 4 divisors (see below), whose sum is σ = 450632106. Its totient is φ = 150210700.

The previous prime is 300421351. The next prime is 300421427. The reversal of 300421402 is 204124003.

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., 297528001 + 2893401 = 17249^2 + 1701^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75105349 + ... + 75105352.

Almost surely, 2^300421402 is an apocalyptic number.

300421402 is a deficient number, since it is larger than the sum of its proper divisors (150210704).

300421402 is a wasteful number, since it uses less digits than its factorization.

300421402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150210703.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 300421402 is about 17332.6686346910. The cubic root of 300421402 is about 669.7462483052.

Adding to 300421402 its reverse (204124003), we get a palindrome (504545405).

The spelling of 300421402 in words is "three hundred million, four hundred twenty-one thousand, four hundred two".