422820003 has 8 divisors (see below), whose sum is σ = 577510416. Its totient is φ = 275004800.

The previous prime is 422819963. The next prime is 422820059. The reversal of 422820003 is 300028224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 422820003 - 2¹² = 422815907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422827003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1718658 + ... + 1718903.

It is an arithmetic number, because the mean of its divisors is an integer number (72188802).

Almost surely, 2^422820003 is an apocalyptic number.

422820003 is a deficient number, since it is larger than the sum of its proper divisors (154690413).

422820003 is a wasteful number, since it uses less digits than its factorization.

422820003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3437605.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 422820003 is about 20562.5874587806. The cubic root of 422820003 is about 750.5595841614.

Adding to 422820003 its reverse (300028224), we get a palindrome (722848227).

The spelling of 422820003 in words is "four hundred twenty-two million, eight hundred twenty thousand, three".