42263223 has 4 divisors (see below), whose sum is σ = 56350968. Its totient is φ = 28175480.

The previous prime is 42263209. The next prime is 42263257. The reversal of 42263223 is 32236224.

It is a happy number.

42263223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 42263223 - 2⁶ = 42263159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42263193 and 42263202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42263723) 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, 7043868 + ... + 7043873.

It is an arithmetic number, because the mean of its divisors is an integer number (14087742).

Almost surely, 2^42263223 is an apocalyptic number.

42263223 is a deficient number, since it is larger than the sum of its proper divisors (14087745).

42263223 is a wasteful number, since it uses less digits than its factorization.

42263223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14087744.

The product of its digits is 3456, while the sum is 24.

The square root of 42263223 is about 6501.0170742738. The cubic root of 42263223 is about 348.3273195292.

Adding to 42263223 its reverse (32236224), we get a palindrome (74499447).

It can be divided in two parts, 42263 and 223, that added together give a triangular number (42486 = T₂₉₁).

The spelling of 42263223 in words is "forty-two million, two hundred sixty-three thousand, two hundred twenty-three".