422603635 has 4 divisors (see below), whose sum is σ = 507124368. Its totient is φ = 338082904.

The previous prime is 422603611. The next prime is 422603641. The reversal of 422603635 is 536306224.

It is a happy number.

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 422603635 - 2¹⁵ = 422570867 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422603597 and 422603606.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42260359 + ... + 42260368.

It is an arithmetic number, because the mean of its divisors is an integer number (126781092).

Almost surely, 2^422603635 is an apocalyptic number.

422603635 is a deficient number, since it is larger than the sum of its proper divisors (84520733).

422603635 is an equidigital number, since it uses as much as digits as its factorization.

422603635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84520732.

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

The square root of 422603635 is about 20557.3255799484. The cubic root of 422603635 is about 750.4315353591.

Adding to 422603635 its reverse (536306224), we get a palindrome (958909859).

The spelling of 422603635 in words is "four hundred twenty-two million, six hundred three thousand, six hundred thirty-five".