422605203 has 4 divisors (see below), whose sum is σ = 563473608. Its totient is φ = 281736800.

The previous prime is 422605129. The next prime is 422605223. The reversal of 422605203 is 302506224.

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 422605203 - 2¹³ = 422597011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422605223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70434198 + ... + 70434203.

It is an arithmetic number, because the mean of its divisors is an integer number (140868402).

Almost surely, 2^422605203 is an apocalyptic number.

422605203 is a deficient number, since it is larger than the sum of its proper divisors (140868405).

422605203 is a wasteful number, since it uses less digits than its factorization.

422605203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140868404.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 422605203 is about 20557.3637171696. The cubic root of 422605203 is about 750.4324634747.

The spelling of 422605203 in words is "four hundred twenty-two million, six hundred five thousand, two hundred three".