422665303 has 4 divisors (see below), whose sum is σ = 422783208. Its totient is φ = 422547400.

The previous prime is 422665297. The next prime is 422665349. The reversal of 422665303 is 303566224.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422665303 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 (422665403) 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, 53401 + ... + 60802.

It is an arithmetic number, because the mean of its divisors is an integer number (105695802).

Almost surely, 2^422665303 is an apocalyptic number.

422665303 is a deficient number, since it is larger than the sum of its proper divisors (117905).

422665303 is a wasteful number, since it uses less digits than its factorization.

422665303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117904.

The product of its (nonzero) digits is 25920, while the sum is 31.

The square root of 422665303 is about 20558.8254285112. The cubic root of 422665303 is about 750.4680355666.

The spelling of 422665303 in words is "four hundred twenty-two million, six hundred sixty-five thousand, three hundred three".