423539223 has 4 divisors (see below), whose sum is σ = 564718968. Its totient is φ = 282359480.

The previous prime is 423539219. The next prime is 423539243. The reversal of 423539223 is 322935324.

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 423539223 - 2² = 423539219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423539213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70589868 + ... + 70589873.

It is an arithmetic number, because the mean of its divisors is an integer number (141179742).

Almost surely, 2^423539223 is an apocalyptic number.

423539223 is a deficient number, since it is larger than the sum of its proper divisors (141179745).

423539223 is a wasteful number, since it uses less digits than its factorization.

423539223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141179744.

The product of its digits is 38880, while the sum is 33.

The square root of 423539223 is about 20580.0685858915. The cubic root of 423539223 is about 750.9849122532.

The spelling of 423539223 in words is "four hundred twenty-three million, five hundred thirty-nine thousand, two hundred twenty-three".