422223635 has 4 divisors (see below), whose sum is σ = 506668368. Its totient is φ = 337778904.

The previous prime is 422223623. The next prime is 422223707. The reversal of 422223635 is 536322224.

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 422223635 - 2¹⁰ = 422222611 is a prime.

It is a super-2 number, since 2×422223635² = 356545595905226450, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422223598 and 422223607.

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, 42222359 + ... + 42222368.

It is an arithmetic number, because the mean of its divisors is an integer number (126667092).

Almost surely, 2^422223635 is an apocalyptic number.

422223635 is a deficient number, since it is larger than the sum of its proper divisors (84444733).

422223635 is an equidigital number, since it uses as much as digits as its factorization.

422223635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84444732.

The product of its digits is 17280, while the sum is 29.

The square root of 422223635 is about 20548.0810539573. The cubic root of 422223635 is about 750.2065416340.

Adding to 422223635 its reverse (536322224), we get a palindrome (958545859).

The spelling of 422223635 in words is "four hundred twenty-two million, two hundred twenty-three thousand, six hundred thirty-five".