4223423345 has 16 divisors (see below), whose sum is σ = 5145845760. Its totient is φ = 3327140544.

The previous prime is 4223423329. The next prime is 4223423383. The reversal of 4223423345 is 5433243224.

It is a cyclic number.

It is not a de Polignac number, because 4223423345 - 2⁴ = 4223423329 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137327 + ... + 165243.

It is an arithmetic number, because the mean of its divisors is an integer number (321615360).

Almost surely, 2^4223423345 is an apocalyptic number.

It is an amenable number.

4223423345 is a deficient number, since it is larger than the sum of its proper divisors (922422415).

4223423345 is a wasteful number, since it uses less digits than its factorization.

4223423345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28384.

The product of its digits is 69120, while the sum is 32.

The square root of 4223423345 is about 64987.8707529336. The cubic root of 4223423345 is about 1616.4224442552.

Adding to 4223423345 its reverse (5433243224), we get a palindrome (9656666569).

The spelling of 4223423345 in words is "four billion, two hundred twenty-three million, four hundred twenty-three thousand, three hundred forty-five".