426206303 has 4 divisors (see below), whose sum is σ = 451277280. Its totient is φ = 401135328.

The previous prime is 426206251. The next prime is 426206323. The reversal of 426206303 is 303602624.

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

It is a cyclic number.

It is not a de Polignac number, because 426206303 - 2¹² = 426202207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426206323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12535463 + ... + 12535496.

It is an arithmetic number, because the mean of its divisors is an integer number (112819320).

Almost surely, 2^426206303 is an apocalyptic number.

426206303 is a deficient number, since it is larger than the sum of its proper divisors (25070977).

426206303 is a wasteful number, since it uses less digits than its factorization.

426206303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25070976.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 426206303 is about 20644.7645421303. The cubic root of 426206303 is about 752.5579639165.

Adding to 426206303 its reverse (303602624), we get a palindrome (729808927).

The spelling of 426206303 in words is "four hundred twenty-six million, two hundred six thousand, three hundred three".