422603613 has 24 divisors (see below), whose sum is σ = 626834208. Its totient is φ = 274210272.

The previous prime is 422603611. The next prime is 422603641. The reversal of 422603613 is 316306224.

422603613 is a `hidden beast` number, since 42 + 2 + 6 + 0 + 3 + 613 = 666.

It is not a de Polignac number, because 422603613 - 2¹ = 422603611 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422603611) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 117031 + ... + 120587.

It is an arithmetic number, because the mean of its divisors is an integer number (26118092).

Almost surely, 2^422603613 is an apocalyptic number.

422603613 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

422603613 is a deficient number, since it is larger than the sum of its proper divisors (204230595).

422603613 is a wasteful number, since it uses less digits than its factorization.

422603613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3913 (or 3910 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 422603613 is about 20557.3250448593. The cubic root of 422603613 is about 750.4315223370.

Adding to 422603613 its reverse (316306224), we get a palindrome (738909837).

The spelling of 422603613 in words is "four hundred twenty-two million, six hundred three thousand, six hundred thirteen".